Changshu 30 t/d Municipal Solid Waste Targeted Pyrolysis-Gasification Demonstration Project

2026-08-12

 

Project Acceptance Review Meeting

On July 9, 2026, the acceptance review meeting for the Changshu 30 t/d Municipal Solid Waste Targeted Pyrolysis-Gasification Demonstration Project was organized by the Yangtze River Delta National Technology Innovation Center. The expert panel heard the project presentation and evaluated the completion of construction, system operating status, and technical route as part of the acceptance review.

Acceptance Result: Following comprehensive evaluation by the expert panel, the project successfully passed the acceptance review.


On-site Inspection and Review Meeting

During the acceptance process, the expert panel inspected the central control system, key equipment for targeted pyrolysis-gasification, and related supporting facilities. The project team presented the construction implementation, commissioning and operation, and technical route, followed by discussions on system integration, operational control, and subsequent optimization. After the on-site inspection, the expert panel convened a review meeting and issued its acceptance opinion.

 

Expert Panel Inspecting Key Equipment On Site

Project Overview and Technical Route

The project was developed by Shanghai K-Energy Renewable Energy Co., Ltd. and is located within the premises of Changshu Pufa No. 2 Thermal Power Energy Co., Ltd. Designed for a processing capacity of 30 t/d, it primarily targets the resource utilization of municipal solid waste. The project aims to further improve the integrated targeted pyrolysis-gasification technology and verify its engineering applicability in small- and medium-scale municipal solid waste resource utilization applications.

The system mainly consists of feed handling, drying, integrated pyrolysis, reforming gasification, fuel gas purification, hot-air furnace, and energy utilization units. After pretreatment and drying, municipal solid waste enters the pyrolysis stage. The resulting volatiles and pyrolysis char undergo further reforming and gasification. After purification, the combustible gas can be used for system heat supplementation or energy utilization according to operating requirements. The project is designed for an incoming waste moisture content of no more than 30%, with the goal of producing medium-calorific-value syngas with a calorific value above 6 MJ/m³ that meets the requirements for internal combustion engine power generation.

 

Pyrolysis-Gasification Demonstration Project Site

System Operation Verification

This acceptance review focused on the operating performance of the complete system. Based on DCS operating data and the condition of on-site equipment, the expert panel verified the integration, operational control, and coordinated operation of key process stages, with particular attention to system stability, continuity, and engineering implementation.

During project operation, the hot-air furnace provides supplementary heat for the system, while the downstream induced draft fan maintains negative pressure. The process units are coordinated through the DCS central control system. The expert panel reviewed key elements including system heat supplementation, negative-pressure control, and DCS-linked operation.

 

Expert Panel Reviewing the DCS Central Control System

Project Delivery Capabilities Validated

From preliminary process design, core equipment development, and manufacturing coordination to on-site installation, system commissioning, and operational optimization, the K-Energy team continued to refine key stages in response to the characteristics of municipal solid waste and project operating conditions. The acceptance review systematically evaluated the project's construction quality and operating capability, further validating the company's capabilities in process design, equipment supply, installation and commissioning, and technical services.


Advancing Engineering Applications

Shanghai K-Energy Renewable Energy Co., Ltd. was invested in and incubated by the Yangtze River Delta National Technology Innovation Center and works with Professor Chen Dezhen's team at Tongji University in the field of targeted pyrolysis-gasification of waste. The company continues engineering-oriented redevelopment to provide technical and equipment support for small- and medium-scale county-level municipal solid waste resource utilization projects.

K-Energy will continue operating small- and medium-scale county-level waste resource utilization projects, accumulating operating data, and optimizing equipment to further improve system stability and energy utilization efficiency, while building reliable data and practical experience for the engineering application of targeted pyrolysis-gasification technology.

 

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