Tender for Energy Storage Assisted AGC Frequency Regulation Project of China Energy Ninghai Power Generation Co., Ltd. (Zhejiang)

Project Name: Electrochemical Energy Storage Assisted AGC Frequency Regulation Project for Units 3 & 4, Phase I, Ninghai Power Plant, Zhejiang Company

Tender No.: CEZB260601130

Tender Method: Public Tender, Post-Qualification Review

Project Funding Source: Enterprise Self-Financing

Project Scale:

Total Installed Capacity: 1 set of 28MW/28MWh electrochemical energy storage system

Energy Storage Unit Configuration: 4 energy storage units, each with a capacity of 7MW/7MWh

Equipment Composition:

12 containers (each phase consists of 3 containers connected in series)

Electrochemical energy storage batteries (28MW/28MWh)

Power Conversion System (PCS)

6kV Switchgear

6.3kV/400V Transformer

DC system, UPS system, etc.

Connection Method: Adopts 6kV high-voltage cascading method

Connection Point: 6kV high-voltage energy storage bus sections for Units 3 & 4, with each bus section connected to a 7MW/7MWh energy storage unit

Busbar Connection: A tie switch is installed between Energy Storage Bus Sections A and B (connecting Units 3 and 4)

Feeder Method: The four bus sections are connected via single-circuit outgoing line circuit breakers to the 6kV working 3A, 3B, 4A, and 4B sections of Units 3 & 4 respectively

Optimization Design: Optimization of equipment containerization and layout is allowed while ensuring power and capacity requirements are met

Project Objective: To provide frequency regulation auxiliary services jointly with Units 3 & 4, Phase I, Ninghai Power Plant

Scope of Work and Services:

Engineering, Procurement, and Construction (EPC): Includes project design, equipment manufacturing supervision, construction, installation, commissioning, and grid connection work

Total Project Duration: All work shall be completed within 300 calendar days after contract signing

Project Location: Qiangjiao Town, Ninghai County, Ningbo City, Zhejiang Province

Bidder Qualification Requirements:

Entity Qualification: Must be an independent legal person or other organization legally registered, providing valid proof documents

Qualification Requirements (meet one of the following):

Design Unit: Must possess a Grade A comprehensive engineering design qualification; or a Grade B or above qualification in the power industry; or a Grade B or above qualification in the power industry (thermal power generation) specialty

Construction Unit: Must possess a Grade 3 or above qualification for general contracting of power engineering construction, and a valid work safety production license

Performance Requirements: From January 2021 to the bid submission deadline (based on contract signing date), must have at least 2 performance records of 10MW/10MWh or above energy storage EPC contracts (provide scanned copies of contracts, including pages with seals of both parties, signing date, and key information pages)

Project Manager Requirements:

Must possess a valid professional qualification registration certificate (or professional qualification certificate) in engineering construction or a senior professional technical title certificate

Must have experience as a project manager for at least 1 energy storage EPC project of 10MW/10MWh or above (provide stamped materials such as contract or acceptance certificate/user certificate)

Design Leader Requirements (for design units):

Must possess a valid professional qualification registration certificate (or professional qualification certificate) for registered exploration/design engineers

Must have experience as a design leader for at least 1 energy storage project of 10MW/10MWh or above

Construction Leader Requirements (for construction units):

Must possess a valid first-class constructor professional qualification registration certificate (Mechanical & Electrical Engineering specialty) and a valid work safety production examination qualification certificate (Category B)

Must have experience as a construction leader for at least 1 energy storage project of 10MW/10MWh or above

Safety Leader Requirements (for construction units): Must possess a valid work safety production examination qualification certificate (Category C)

Consortium Bidding: Consortium bidding is not accepted for this project

Tender Document Acquisition:

Price: 70 RMB (non-refundable after sale)

Technical Document Deposit: 0 RMB

Acquisition Method: Log in to the "China Energy e-Bidding Bidder Business System" to purchase online

Registration Requirement: Bidders must first complete supplier registration on the "National Energy Group Ecological Collaboration Platform"

Bid Submission:

Submission Method: Submit electronic bid documents via the "China Energy e-Bidding Bidder Business System"

Bid Opening Method: Online public bid opening; no on-site bid opening ceremony will be held

Late Submission Handling: Late bid submissions will be rejected

Information Disclosure Statement:

Bid Opening Stage: Disclose all bidders' qualifications, performance records, proposed project manager/project leader, and other relevant information

Successful Bidder Candidate Publicity Stage: Publicly announce the qualifications, performance records, proposed project manager/project leader, and other relevant information of the successful bidder candidate(s) that meet the tender document requirements

Performance Requirement: Performance records not publicized in the tender announcement (supplementary publicized ones are considered publicized) will not be recognized during the bid evaluation stage