Safety-controllable combined heat and power generation device based on multi-source waste heat recovery

By introducing a multi-source waste heat recovery module and a PLC control system into the cogeneration system, efficient recovery of waste heat from exhaust gas, cylinder liner water, and intercooler has been achieved, solving the problems of unrecovered waste heat and simple control logic in traditional systems, and improving the stability and safety of the system.

CN224550198UActive Publication Date: 2026-07-24WEIFANG BOKAI METAL PROD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WEIFANG BOKAI METAL PROD CO LTD
Filing Date
2025-09-10
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Traditional cogeneration systems do not recover waste heat from the cooler and have simple control logic, resulting in poor system stability and insufficient safety, making it difficult to meet the cogeneration needs under complex operating conditions.

Method used

Design a safe and controllable cogeneration device based on multi-source waste heat recovery, including a generator set, a tail gas waste heat recovery module, a cylinder liner water waste heat recovery module, an intercooler waste heat recovery module, and a PLC control system. The PLC system executes dynamic control logic and adjusts operating parameters to achieve coordinated and efficient recovery of tail gas, cylinder liner water, and intercooler waste heat.

Benefits of technology

It achieves efficient recovery of exhaust gas, cylinder liner water and intercooler waste heat, improves system stability and safety, significantly improves comprehensive energy utilization efficiency, and solves the problems of low waste heat recovery rate and insufficient controllability in traditional systems.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of energy recycling, specifically is a kind of safe controllable type cogeneration unit based on multi-source waste heat recovery, including generator unit, tail gas waste heat recovery module, cylinder liner water waste heat recovery module, intercooler waste heat recovery module and PLC control system, the PLC control system is respectively electrically connected with above-mentioned each module, for executing the dynamic control logic and operating parameter adjustment of multi-source waste heat recovery. By integrating generator unit, tail gas waste heat recovery module, cylinder liner water waste heat recovery module and intercooler waste heat recovery module, and combining PLC control system, the collaborative efficient recovery of three types of waste heat of tail gas, cylinder liner water and intercooler in the operation process of generator unit is realized, while solving the problems of low waste heat recovery rate, poor running stability and insufficient controllability of traditional cogeneration system, finally achieving the goal of safe, controllable and stable cogeneration, significantly improving the energy comprehensive utilization efficiency.
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