Integrated lithium battery energy storage solutions
OEM & ODM PROJECTS | OEM&ODM Project

Let custom request from demand file
Access to configuration, prototype, volume and international delivery

Tianchu provides OEM and ODM project engineering processes for the BESS system, from needs clarification, engineering configuration, prototype validation, trial to mass production and global delivery, so that product capacity is truly embedded in client project specifications and branding systems.
A Engineering definitions
B Configuration and Change Control
C Project evidence chain
D Global delivery support

01 OEM/ODM Project Full Process

01
Client needs Demand targets, application scenarios, target markets and project boundaries.
02
URS / SRS Engineering of functionality, performance, interface, compliance and delivery requirements.
03
Design and Configuration System architecture, key components, software and interface programs are frozen.
04
Sample and Authentication Prototype build, functional validation, interface verification, and issue closed loop.
05
Test and volume Pilot, process validation, capacity confirmation and volume import.
06
International delivery Packaging, logistics, documentation, localization and after-sales services.

02 Customised Configuration Matrix By project

ELEC

Electrical Configuration
(volume / voltage)

  • Core and system capacity
  • DC voltage range
  • Power and multiplier
  • Secondary power
RACK

Modules and racks

  • Battery Module Configuration
  • Pack / rack combination
  • BMS Level
  • Extension and maintenance modalities
IP

Structure and protection

  • Box size
  • Ingress protection
  • Transport and suspension
  • Installation Options
IO

Interfaces and Connections

  • AC/ DC interface
  • Connector Definition
  • Local interface
  • Maintain interface
COM

Communications and agreements

  • EMS Interface
  • PCS Protocol
  • Third-party system
  • Data Point Table
HVAC

Heat management and fire

  • Temperature control programme
  • It's a water-cold circuit.
  • Fire policy
  • Sensor Configuration
OEM

Appearance and branding

  • Logo brand
  • Colours and Appearances
  • Decorations and Tags
  • HMI Page
DOC

Packaging and documentation

  • Packaging structure
  • Transport requirements
  • Document Language
  • International delivery documents
The above elements are based on project needs and form the configuration list (BOM), interface files and controlled baselines.

03 Configuration & Change Chain Example:

Demand ID Needs description Baseline version Engineering changes Impact assessment Approving role Template Authentication Change result
REQ-1023 Direct current voltage range
900–1150V
B1
2025-02-10
ECO-03
Adjust system string and linked configuration
Impact PCS selection, BMS limit, cable and protection parameters PE / EE / PM
PCS and Systems Engineering
Sample#1 Validation
2025-03-05 ~ 03-13
B2
2025-03-02
Published
REQ-2011 Communications agreements
Modbus TCP
B1
2025-02-10
ECO-05
Add OPC UA
Impact EMS docking, data point tables and software versions SE / QA / PM
Software and quality
Sample #2 Validation
2025-03-12
B2
2025-03-13
Published
Example of approval role: PE Project Manager |EEE |System Engineering|A M

04 Template validation and interface integration

Electrical Performance Validation

  • Charge performance
  • Power and efficiency
  • Systems and auxiliary power
  • EMC Preliminary Certification

PCS / EMS Communications

  • Agreement coordination
  • Data consistency
  • Control Command Authentication
  • Reports and incidents

Heat management and safety

  • Temperature test
  • Heat Balance Validation
  • Fire Union Validation
  • Insulation and stress.

Structure and maintenance

  • Mechanical strength
  • Structure Gap
  • Maintenance assessment
  • Protection and sealing

scenery function test

  • Network / Offline
  • Anomalous policy
  • Failure recovery.
  • Black Start (optional)

05 Assessment of compliance and market differences Based on project requirements

GRID
Difference between grid and standard
  • Network code differences
  • Network protection requirements
  • Power and powerlessness
SAFE
Safety and environmental requirements
  • Scope of environmental work
  • Temperature and altitude
  • Safety and fire safety requirements
DATA
Communications and data requirements
  • Communications standards and protocols
  • Data storage mode
  • Remote security policy
DOC
Documentation and identification requirements
  • Tags and Warning Language
  • Platinum Information
  • Contents of the Client Manual
CERT
Authentication and interface calibration
  • Standard system differences
  • Test / File Interface
  • Additional authentication needs
This does not mean that all market certification requirements have been met; the project contract, the target market and the customer ' s specifications are used.

06 Brand and Localization Anonymous Treatment

Brand elements application (indicator)

Logo.
Device Body
Platinum Information
Product identification
Control Interface / HMI
Branding interface

Localization of languages and documents (example)

Chinese
EN
ES
DE
FR
  • Software Interface Language Package
  • User manual and maintenance guide
  • Security markings and warning labels
  • File delivery language system

07 Suit and Test Capability & Document Fit

Garbage and packaging

  • Composer custom
  • Test clothing development
  • Positioning and Stabing

Test plan

  • IQC.
  • Process Test IPQC
  • Export inspection OQC

Packaging Design

  • Transport protection design
  • Packaging stationary mode
  • Identification and packing order

Project document package (example)

  • Project planning and management documents
  • BOM & Configuration List
  • Operations and maintenance manual
  • Delivery and receipt documents

08 The chain of evidence for the production process

First (FA)

  • First confirmation
  • Functional Validation
  • Critical size confirmed.

Pilot

  • Small trial
  • Process stability
  • Problem collection

Problem Close

  • List of issues
  • Reason analysis
  • Corrective measures

Process validation

  • Operational guidance
  • Key parameters
  • Personnel Trading

Volume (MP)

  • Batch production
  • Process monitoring
  • Production Authentication

FAT / PSI

  • Off-site testing FAT
  • Advance shipment inspection PSI
  • Problem Close

Delivery release

  • Outgoing inspection
  • Boxing check.
  • Release permission.

09 International delivery and post-delivery support

PKG
Packaging and transport
  • Packaging protection
  • Transport fixed
  • Transport status check
LOG
Logistics and customs clearance
  • Trade clauses
  • Prepare for clearance.
  • Destination port arrangements
DOC
Languages and information
  • Operational maintenance manual
  • User Manual
  • Live drawings
SP
Spare parts and tools
  • List of spare parts
  • Specialized tools
  • Vulnerable packages
TRN
Training and Supporting
  • On-site / Remote Trading
  • Description of operation and maintenance
  • Delivery support
REM
Remote Support
  • Remote diagnosis
  • Software upgrade support
  • Problem tracking
SAT
Delivery and acceptance
  • Incoming inspection
  • Open the box.
  • Receiving and inspection reports

10 Representative anonymous DMO project Example:

Summary of project information and configuration

Project ID TC-OE-2412-01
Application Scenarios Commercial & Industrial Energy Storage
System Capacity 215kWh
DC Power 900–1200V
Communication 400Vac, 50Hz, 3P4W
Ingress protection IP54
Delivery modalities Custom
Delivery area Europe

System version and change record (summary)

Version Date Summary of changes Status
A0 2025-01-15 Initial baseline Archived
B1 2025-02-10 Design first release Released
B2 2025-03-02 EC-03/ECO-05 Close Released
C1 2025-04-15 Test feedback closed Released
D1 2025-05-15 Volume Configuration Freeze Released

Validation and trial results (summary)

Template validation complete 2025-03-18
Test batch 3 batches
Number of tests 12 stations
Closure rate on key issues 100%
Volume start. 2025-05-20
Delivery and release. 2025-06-02
Current Status Delivery in progress

11 List of deliverables Example:

URS
Request specifications URS / SRS
DWG
Drawings and specifications Map / Interface / Structure
BOM
BOM & Configuration List Controlled Configuration
TEST
Test plans and reports FAT / Authentication
MFG
Operational maintenance manual O&M
SHIP
Delivery package Logistics / Customs clearance
REC
Traying and delivery records Handover