Pre-Bid Query Replies

Transcription

1 PROJECT 1 Technical Specifications 29 of Feed for PGTR The feed for PGTR has to be the same as design feed stocks. Refer clause and together for more clarity on the issue. Accordingly tender document to be followed. 2 Technical Specifications 67 of 88 Time Schedule for BEDP Given the design basis in terms of feed cases and check case, and the deliverables requested, we propose the following schedule: Finalization of design basis:0 week H&W Balance, PFDs for owner review: 8 weeks PFD review by Licensor/Consultant/Owner: 10 weeks Release of critical process data sheets (a) Reactors: 12 weeks (b) Other long lead equipment data-sheets: 14 weeks (c) Other equipment data-sheets: Along with Final BEDP Indicative plot plan: 14 weeks Utility summary: 8 weeks P&IDs with preliminary HAZOP incorporated: 16 weeks P&ID review by Licensor/Consultant/Owner: 18 weeks Cause & Effect Diagram: 16 weeks Mech design drawings/datasheets, where applicable: 26 week Final BEDP (Hard copies, inclusive of all reviews):28 weeks Operating instructions/laboratory manual: 28 weeks Other check case data: 28 weeks For changes if any bidder, shall be intimated through 3 Technical Specifications 67 of 88 Note-1 The zero date for schedule for BEDP The zero date will start from completion of Kick-off meeting, during which the design basis will be finalized. Kick off meeting (design basis meeting) will be held within 2 weeks from the date of issue of FOA/LOA. Changes with respect to same shall be noted through amendment

2 PROJECT 4 Section III: Part of Technical Specifications Table (A) Minimum Process Guarantee parameters The minimum process guarantees should be for the most critical parameters of Unit. The product quality parameters listed are quire elaborate. We will offer guarantees as below: Min Process Guarantees Unit Capacity Make up total hydrogen consumption (Chemical and dissolution loss excluding mechanical loss) Hydrotreated Diesel Yield Process Performance Guarantees amendment 5 Definition of Battery Limits 4 of Maintenance Facilities for carrying out on stream and shut down maintenance is outside of our scope Definition of Battery Limits 4 of catalyst loading unloading Catalyst loading unloading facility is outside of our scope. Definition of Battery Limits 4 of Injection system Chemicals storage, preparation and dilution facilities will be outside of our scope Definition of Battery Limits 4 of Spent Caustic Degassing System Definition of Battery Limits 4 of Neutralization/ Passivation Facilities Spent caustic degassing system will be outside of our scope. Neutralization/ Passivation Facility will be outside of our scope. Definition of Battery Limits 4 of Wash Water Facility Wash Water Facility will be outside of our scope. Definition of Battery Limits 4 of Fire fighting and safety systems Fire fighting and safety systems will be outside of our scope Facilities required for maintenance as relevent to P&IDs to be provided by bidder. Accordingly tender document to be followed. If there is any specific requirement as per technology requirement within ISBL facilities, same shall be provided Bidder to follow tender document If spent caustic is required to be disposed based on process requirement, degassing facilities to be provided by licensors. Accordingly tender document to be followed. If applicable as per technology requirement, ISBL facilities for same to be Tender document to be followed. Bidder to follow tender document If there is any specific requirement as per technology requirement within ISBL facilities, same shall be provided

3 PROJECT Definition of Battery Limits 4 of Environment protection and safety Definition of Battery Limits 4 of Facilities for corrosion monitoring and control Definition of Battery Limits 4 of Blowdown and Effluent Systems Necessary facilities required for environment protection and occupational safety related to process of unit will be outside of our scope. Corrosion monitoring and control facilities will be outside of our scope ISBL Closed Blowdown System (CBD) including Closed blow down drum, closed blowdown pump and treatment facilities for all process effluents during start up/ shutdown and normal operation will be outside of our scope Issue was clarified. Bidder to follow tender document. If there is any specific requirement as per technology requirement within ISBL facilities, same shall be provided Definition of Battery Limits 4 of Fuel Gas/Fuel Oil System Definition of Battery Limits 4 of Flare System ISBL Flare system including Knock out drum will be outside of our scope Design Feed and Unit Capacity ISBL Fuel gas/fuel oil system will be outside of our scope 5 of Check Case For the check case, the limting equipments need to be identified only. No specs to be generated. Kindly confirm. Make-UP Hydrogen 8 of Startup Hydrogen Proposal will be prepared based on CCR hydrogen as source of hydrogen for normal operation. amendment Confirmed. bidder to follow tender document Confirmed, bidder to follow tender document 18 Product Specification 10 of LPG Product Specification The specification for vapor pressure has been given. Hence, the specification of C2 and lighters should be removed. We will not be able to agree to double liability for single property Specific Process Design Guidelines Specific Process Design Guidelines 18 of Plot Plan Customized plot plan is outside of our scope. We will provide a typical plot plan. 19 of Environment protection and safety Kindly refer to item 7 above. This item is usually taken care by EPC contractor. Bidder to follow tender document Issue was clarified. Tender document to be followed.

4 PROJECT Specific Process Design Guidelines Specific Process Design Guidelines Safety and Environmental Aspects 20 of Dryer Logic Dryer Logic is proprietary item and we will not be able to provide the same as part of BEDP. 21 of Corrosion Mapping This is outside our scope. 21 of Flare KOD and CBD Flare KOD system and CBD system is outside our scope. Supply of BEDP 23 of HAZOP Report HAZOP study is not part of BEDP scope. This review is normally carried out during detailed engineering stage. We will be happy to participate in the same on mutually agreed terms. All relevant documents for implementation, operation and maintenance shall be provided as part of BEDP. The issue was clarified. Bidders to follow the tender document. Material selection Diagrams (MSD) shall be substantiated with adequate notes indentifying the corrosion prone areas, specifc corrosion checks required in particualr areas etc. amendment Supply of BEDP 24 of Equipment Specification Please note that the specifications in technical proposal are provided as preliminary data sheets and an extensive optimization will be performed to finalize the equipment datasheets. Hence the equipment specifications are subject to revision. Supply of BEDP 24 of Pinch Analysis Report We will provide a design optimized for energy and utilities. There is no report generated and hence we will not be able to provide the same. Mandatory Services 25 of Guarantee Test Run The PGTR should be conducted within 3 months of commissionign. We will not be able to agree to 12 months period for PGTR. Information required from Licensor for Proposal Information required from Licensor for Proposal 33 of d Process Flow Diagram Operating conditions on PFDs will not be It will be made available in Technical Proposal as a separate table. 33 of d Process Flow Diagram Startup Line and Utility Lines will not be included in process flow diagrams. As long as the changes in equipment specs does not increase the overall capital cost of total equipments or results in reducing equipment cost without affecting final performance guarantees, the same can be accepted. Under no circumstances, the total equipment cost will be allowed to exceed what is considered in NPV calculation. Licensors shall optimize the unit design using pinch technology. Changes if any with respect to same, shall be intimated through Bidder to follow Tender document Licensor shall provide the major operating process conditions in the proposal. Relevant documents shall be provided at PFD/P&ID stage.

5 PROJECT Information required from Licensor for Proposal 34 of Equipment Data Equipment datasheets will be provided which includes all the information required for EIL to work out the cost for economic assessment. Estimated weight of equipment/internals will be outside our scope. Annexure IV A 42 of Process description Information on kinetics of the reaction chemistry, which is proprietary, will not be provided. Annexure IV A 42 of Process Flow Diagrams This item will be considered out of Bidder's scope of work. Number of passes could be shown on PIDs only if applicable. PFD shall show the functionality of the unit with main process streams (and not with all the passes), process equipment, main utility streams and process control philosophy. Annexure IV A 44 of Heat and Material Balance Not shown on Heat and Material Balances. Critical temperature and critical pressure will be only shown on process data sheets (i.e. control valve data sheets for example) where these data specifications are mandatory to perform a proper design. Data as per tender document to be provided by bidders. Estimated weight, if available to be Information to the extent deemed proprietary information by bidder may not be All other relevant information as per provisions of bidding document to be furnished. Bidder to follow tender document. Refered data to be provided, wherever relevant Annexure IV A 44 of Material of Construction MSD will be in black and white. Bidder to Follow tender document Annexure IV A 50 of Compressors For capacity control Bidder will specify required range if any. Information on mechanism will be provided by the Bidder to Follow tender document 36 vendor. 37 Annexure IV A 50 of Compressors Mechanical design is outside of our scope. Bidder to Follow tender document Annexure IV A 52 of Flare Load Summary Flare mitigation strategy for minimizing Flare load is 38 outside of our scope. Bidder to Follow tender document 39 Electrical and 57 of Electrical Item 10.1 is outside ourscope. Instrumentation Bidder to Follow tender document 40 Technical Specifications 27 of Technical Specifications 9 of Technical Specifications 18 of Scope of licensor's services HGU/PSA Make Up hydrogen Maximum Height of Structure The applicable unit (Kg or ft3) for catalysts/adsorbents/chemicalswill be mentioned. Quanity of startup hydrogen is dependent on number of days until CCR hydrogen becomes available. Kindly confirm the height limitation for the site to be considered for the proposal preparation. Bidder to Follow tender document Bidder to Follow tender document

6 PROJECT 43 Product Specification 10 of and Technical Specifications 23 of 77; 39 of Isomerate Product Specification Review and Approval of Vendors drawings/data of critical equipment. The specification for C4 and lighters has been given.the specification of RVP with a RON target of 89 min makes it an extremely tight design and may not be technically viable. Hence, the RVP spec should be removed. We only gets involved with the review of these items and provide its comments on critical equipment (Specification 111). Our review is limited for adherence to equipment design as per the Schedule A requirement. The charges for review of the list of documents will be included in BDEP fees. Bidder to refer responses of Query No. 89 & 90 for clarification. Approval process means that licensor will agree that their comments have been incorporated in the documents to meet all process performance guarantees. 45 Technical Specifications 24 of Participation during BDEP Preparation Except for the PFD Review meeting and the P&ID Review meeting as defined in the proposals; we do not envisage any participation from or its consultant during the preparation of the BDEP Package. Bidder to follow tender document 46 Technical Specifications 24 of PFD and P&ID Review Meetings We would like to clarify that Design Basis KOM will be at Licensee s office. The PFD and P&ID Review meeting typically engages the participation from specialists from different departments as applicable. This is highly recommended to bring in more clarity and answer all possible queries, hence as per past projects, we request to kindly consider this meeting to be held at our offices. 47 Technical Specifications 25 of Licensor personnel shall work for 48 hours a week, i.e. 8 hours per day with Sunday as holiday 48 Technical Specifications 40 of Smart P&ID's 49 Technical Specifications 27 of Training As per US labor law, our personnel at site will only work for 40 hours per week. However, We agrees to extend support if needed or required depending upon the actual condition at site. We will provide standard P&ID and Smart P&ID's will be out-of-our Scope. Site Specific Training in similar operating units will be based on Refinery Owners Approval. Bidder to follow tender document Bidder to follow tender document Bidder to follow tender document 50 Technical Specifications 29 of Correlations for predicting Unit performance These correlations are proprietary and hence can not be shared. However, some information pertaining to these requirements are provided in the General Operating Manual. Refer response to query no. 32 for clarification

7 PROJECT 51 Technical Specifications 21 of Sulfur Guard Bed 52 Technical Specifications 23 of Supply of BEDP 53 Technical Specifications 42 of Process Description Please confirm requirement of Sulfur guard Bed in the event of Naphtha Hydrotreater unit upsets. Certification that "unit is safe for operation and Hazop reccommendations have been incorporated" is outside our scope. We will provide unit specific process description and other information will be available in general operating manual. Energy consumption information will be available in utility summary. Utility flow diagram preparation is not in bidder scope of work; hence process description for utility system will be excluded from scope of work. Licensor to follow the tender document. Basis for the design of sulpur guard bed shall be provided in Refer response to query no-25 for clarification Tender document to be followed. All data required as per tender document to be 54 Technical Specifications 43 of b,h,k Process Flow Diagram Information for both SOR and EOR consitions will be provided in the same PFD. Enthalpy of streams is not included but delta enthalpy is given (where heat exchange takes place). Our PFD does not contain interlocks, it will be provided in the P&ID only. Our PFD does not contain information on pump flow rates. Our PFD does not contain equipment design information, it will be available in individual design specification only. Tender document to be followed. However, interlocks are not required to be depicted on PFDs. 55 Technical Specifications 45 of Utilities 56 Technical Specifications 46 of Equipment List Bearing cooling water will have to be provided by the individual vendors of the rotating equipment. We will provide estimated normal utilities and these details are provided in 103 specifications. We will not be able to provide information on raw water, instrument and plant air consumption. Equipment list will contain equipment name/tag number and type & service only. No other information will be provided through equipment list. Normal CW is sea cooling water, if licensor recommend very specific consumer to be on good cooling water (bearing cooling water) for process use, the same to be specified by licensor. For rest tender document to be followed. Instrument air shall be deleted in Bidder to follow Tender document

8 PROJECT 57 Technical Specifications 47 of Heat Exchangers We provide average properties of all liquid phases, that includes, density, Viscosity, Thermal Conductivity, Specific heat, Surface Tension, Critical Pressure and Critical Temperature. Exchanger shells, no. of fans for aircoolers Bidder to follow Tender document will be provided by DEC. 58 Technical Specifications 49 of f, m Heaters Coke thickness information is not Stack details including monitoring instruments is out of our Scope. Thermal design of heaters is out-of-ourscope and will be in DEC Scope. Bidder to follow Tender document. 59 Technical Specifications 51 of Conceptual Layout of Firefighting Equipments 60 Technical Specifications 53 of Piping Item 7.2 is is outside our scope. Conceptual layout of firefighting equipments will be part of DEC Scope. our P&ID contains information on equipment name and tag number only. No further detailed data will be provided on our P&ID Bidder to follow Tender document Bidder to follow Tender document 61 Technical Specifications 53 of b Piping ISBL utility distribution P&ID showing unit utility headers and connections as per equipment layout is in licensor s scope. our does not show ISBL utility header on our P&ID. 62 Technical Specifications 53 of e; 8.1.2h Piping: PRV inlet / outlet piping sizes and set pressure, recommended size These are not shown in P&IDs but are mentioned in PRV (807) specifications. PRV inlet and outlet line size estimation is excluded from our s scope of work. Bidder to follow Tender document 63 Technical Specifications 54 of Instrumentation 64 Technical Specifications 55 of l Thermal Rating of Heat Exchangers 65 Technical Specifications 57 of Line Schedule 66 Technical Specifications 57 of Control Valves & Shutdowns Size of Control Valve is typically not shown on P&IDs and is included in the Instrument data sheets. Thermal rating of heat exchangers is out-of-our Scope and will be in DEC Scope. We will provide typical line list. Other information such as velocity, pressure drop information will be available in the hydraulic report. We will list metallurgy and flange class on valve datasheets however does not list mechanical design conditions on datasheets. Piping Specs will take care of this. Congealing is not listed. Bidder to follow Tender document Bidder to follow Tender document Tender document to be followed. All data required as per tender document to be Tender document to be followed. All data required as per tender document to be

9 PROJECT 67 Technical Specifications 58 of Temperature and Pressure Instruments 68 Technical Specifications 58 of Flow Instruments Fluid properties data and mechanical design conditions are not listed in the data sheets. Control set points are provided on PFDs. We specifies normal and maximum flow rates, along with differential pressure instrument calibration on data sheets. Maximum and Minimum flow is not listed as the meter max is evaluated. Also mechanical design conditions are not listed. Tender document to be followed. All data required as per tender document to be Tender document to be followed. All data required as per tender document to be 69 Technical Specifications 59 of Level Instruments Viscosity is listed in HWB. Fluid is congealing or not is not listed and mechanical design conditions are not listed in the data sheets. Alarm set-point is listed in separate specification. Normal control liquid level in vessels is depicted on P&ID and vessel specification. Tender document to be followed. All data required as per tender document to be 70 Technical Specifications 59 of a, b General Instrument Specification We do not require the use of foundation field bus Transmitters / Controllers. If installed incorrectly the Field Bus system can be detrimental to the control and operation of the unit. We will only identify the complex loops which in our opinion should not be in Foundation Field Bus and will accordingly indicate in the BDEP package. Bidder to follow the tender document. 71 Technical Specifications 59 of Supervisory Operating Manual Bidder will provide a General Operating Manual. The EPC Contractor typically provides unit specific operating manuals. Bidder's technical advisors will review the unit specific manual prepared by others and provide comments. Bidder to follow the tender document. 72 Technical Specifications (Shifted from commercial to technical queries) 28 of 77 4 Guarantees and Liabilities has requested very stringent guarantee & liability positions. Normally, minimum guarantees are applied to the few, most critical parameters of the Unit. Accordingly, we are willing to offer the following as a minimum guarantees, - Unit Capacity - Isomerate Product Quality as requested in Tender amendment

10 PROJECT /77 Please confirm sulfur level of 5.0 ppm to be used for design. Please confirm average CO/CO2 levels to be used for methanator design Issue was clarified.tender document to be followed /77 Please confirm LPG Specification in terms of C2- content. Typical specification is provided for RVP only. C2- is to be reported: 0.15 vol.% specification is stringent. amendment /77 Please confirm RVP specification for final isomerate. 85 kpa specification does not conform for 89.0 RONC quality Isomerate. RVP specification is to be increased or reported by Licensor. Bidder to refer reponse of Query No. 89 for clarification /77 Please confirm Isomerate pricing for economic evaluation. Can Isomerate price as Rs /MT be considered? /77 Owner has mentioned that catalyst regeneration is not to be considered. For Bidder s Isomalk-2 process one of the outstanding benefits is guaranteed service life of over 10 years. This is different from other technology providers and we hope that can consider this. Bidder to follow tender document. Bidder to follow tender document /77 Process performance Guarantees and Minimum Performance Guarantees for Unit Capacity/ Isomerate Yield and product Quality are identical. A gap in these two guarantees be defined (ii) 31/77 What exactly Other Services means. Are these in addition to Mandatory Services and Additional Services as described under points 3.4 and 3.5 (Page25/77) amendment Other services including Mandatory and Additional services shall be considered. 80 Annex. IV B 61/77 BEDP schedule may please be revised as follows: Time Schedule 6 weeks for PFD/MB. 22 weeks for PDP OP 8 weeks after PDP approval /77 Please confirm whether reactor system and catalyst system is to be designed for 100% or 110% of design capacity amendment Issue was clarified. Tender document to be followed.

11 PROJECT /77 Please discuss the super structure height limitations with. The current limitation is 54 meters. DIP and DIH column is expected to have more height. How stringent is this limit and what implications it has on bid evaluation. Refer resolution to query no.3 of Set-2 of Licensor A /77 Client is requesting to add a sulfur guard bed for the future refinery naphtha stream upset in the design. We need to know the sulfur concentration to be considered for designing the sulfur bed. Refer resolution to query no.12 of Set-2 of Licensor A xii) 31/77 Please confirm that Design case -1 will be considered for evaluation. Confirmed. Tender document to be followed / /77 Estimated weight with and without internals to be provided in the proposal. This will not be possible at proposal stage. Please confirm the acceptance. Details of Instrument technical specification and instrument data sheets shall be provided in BDEP according to FF Bus technology. Please confirm. Refer resolution to query no.31 of Set-1 of Licensor A. Confirmed; except for complex loops as specified in tender document. 87 Benzene/ aromatics has been specified as Nil in Isomerate. Please review the specification. Maximum allowable Benzene/Aromatic spec shall be specified in 88 NIT 2 of 10 f) Date of Bid Submission Please extend bid submission time by 3 weeks i.e Bid due date extension shall be intimated December 10 th. through Corrigendum 89 Technical Specifications 6 of 77 Table Feed definition case 1 Feed case 1 has very high C5 content which lead to high Bidder requested to increase RVP spec to 95 RVP (around 80 kpa). Specification of 85 max kpa RVP is not achievable in the product with such a feed after isomerization of the feed. Please release the RVP specifications for feed case 1 to max 100 kpa in the product. Kpa based on feed quality provided and RON spec targeted. /EIL will review and 90 Technical Specifications 7 of 77 Table Feed definition case 2 For feed case 2 RON of 89 and RVP max of 85 kpa can be reached with higher C4 content.

12 PROJECT Please release the max C4 content of Feed case 2 to 2 % wt max to cope with the RON and RVP specifications. 91 Annexure IV A 41 of Autocad Please clarify AUTOCAD version 11. Bidder to follow Tender documents Bidder will supply files having a DWG extension and are compatible with AutoCAD 2010 and later release. At client s request, they can be saved as per other releases or with other extensions as far as available within AutoCAD 2014 release. (refer to Licensor's IN-025) Additionally, files can be supplied in PDF format. 92 Annexure IV A 44 of n HMB Surface tension could be shown in process stream for Data as required shall be total liquid phase properties. 93 Annexure IV A 44 of o HMB Critical temperature and critical pressure are data that will be shown on process data sheet only if required Refer response to query no. 34 for clarification (compressor, control valve, ) 94 Annexure IV A 45 of Utilities For the following utilities, only process specific Instrument air shall be deleted. For rest tender requirements for intermittent operations (start-up, document to be followed. shutdown, catalyst regeneration, catalyst activation, ) are given if applicable : - Service water (raw water) - Demineralised water - Blowdown streams - Nitrogen (inert gas) - Plant Air - Instrument Air 95 Annexure IV A 47 of g Heat exchangers TEMA type of exchanger will be As per Tender document, thermal design of Bidder understand that HTRI thermal and hydraulic exchangers is in licensor's scope. So all details calculations should be issued with report in a preliminary of exchangers to be provided in BEDP. TEMA data sheet. Please confirm.

13 PROJECT This preliminary TEMA data sheet is provided for bidding purpose only and is not approved for construction. TEMA data sheet subsequent issues, to be issued under responsibility of FEED Contractor and Detail Engineering Contractor, shall incorporate all detailed engineering information along with vendors specific details and requirements. 96 Annexure IV A 48 of d,h,j Pumps Material class according to API will be provided for All data as requested in tender document to be centrifugal pumps. Bidder understand that a preliminary API data sheet should be issued with basic process data and following additional information: - API pump type and mechanical seal general type for centrifugal pumps (API seal plan will not be provided) - Capacity control type and vendor furnished relief valve type and set pressure for reciprocating and metering pumps. Please confirm. 97 Annexure IV A 50 of m,n Heaters No fired heater on Isomerization unit is foreseen. Noted. 98 Annexure IV A 50 of Compressor Bidder will issue preliminary API data sheet with basic All data as requested in tender document to be process data and following additional information: - Centrifugal compressors : seal type (oil seal or dry gas seal) and preliminary materials for casing, diaphragms, impellers, shaft and labyrinths - Reciprocating compressors : cylinder lubrication (lubricated or not lubricated) and preliminary materials for cylinders, pistons, valves and crosshead. Please confirm. 99 Annexure IV A 51 of f g Filters / Mixers Task to be done by Detailed Engineering / filter supplier as typical task of FEED / EPC phase Noise limitations to be provided, if applicable.

14 PROJECT 100 Annexure IV A 52 of Flare load summary Flare mitigation study to be done by Detailed Engineering as typical task of EPC phase Refer response to query no.38 for clarification 101 Annexure IV A 57 of Piping specifications Valving and welding requirement, gasket types, reinforcing requirements to be done by Detailed Bidder to follow Tender documents Engineering as typical task of EPC phase 102 Annexure IV A 57 of Line schedule Details of any special piping items to be done by Detailed Engineering as typical task of EPC phase Data as requested in tender document to be 103 Annexure IV B 61 of 77 Time schedule Please clarify the contents of following item: - Other Check Case data - Other major equipment data sheets - with preliminary Hazop incorporated Bidder proposes the following time schedule for this BEDP: A- Finalisation of design basis : 0 week; B- HMB s and PFD s: 7 weeks C- PFD review meeting : 9th week D- Release of critical Process Data sheets: (a) Reactors : 12 weeks (b) Other long lead equipment data sheets : 12 weeks (c) Other major equipment data sheets : 14 weeks E- Indicative Plot plan : 10 weeks F- Utility summary : 10 weeks G- P&ID s for owner consultant review : 16 weeks H- Cause and Effects Diagram : 16 weeks I- P&ID review meeting : 18 th week J- Mech. Design Drawings / Data sheets, where applicable : 16 weeks K- Final BEDP ( Electronic version) : 24 weeks Final BEDP ( hard copies) : 27 weeks L- Operating Instructions (electronic version) : 30 weeks Operating Instructions (hard copies) : 33 weeks

15 PROJECT Note : 1. Bidder to note that replies to prebid queries are provided for clarity with respect to Tender Specification 2. Bidder to submit the offer based on the Tender docoument and 3. Prebid responses shall not be made part of contract document