Control system of diesel particulate filter

• Main Author: LIU BINGFEI
• Format: Patent
• Language: Chinese; English
• Published: 01.06.2018
• Subjects: BLASTING; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; ENGINE PLANTS IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; WEAPONS

A control system of a diesel particulate filter is suitable for the field of filter control. The control system comprises the particulate filter, a control unit and an execution mechanism. The controlunit mainly comprises a power supply and ground connection structure of a controller, a serial port communication circuit, a forward channel circuit and a stepping motor drive circuit. The system carries out real-time control, automatic and intelligent work of the system is guaranteed, the filter efficiency reaches up to 95% or above, and the smoke discharge problem of a diesel engine is basically solved; and through repeated debugging, performance is stable, the control effect is quite ideal, high anti-interference and reliability are achieved, and precision is high. 种柴油机微粒过滤器控制系统，适用于过滤控制领域。控制系统，由微粒过滤器、控制单元、执行机构组成。控制单元主要包括:控制器的供电和接地结构、串口通讯电路、前向通道电路、步进电机驱动电路。该系统实行实时控制，保证了系统的自动化、智能化工作，过滤效率高达95%以上，基本解决了柴油机的排烟问题，且经过反复调试，性能稳定，控制效果十分理想，具有较强的抗干扰性和可靠性，精度较高。