5results about How to "Efficient and clean utilization" patented technology

The invention discloses a methanol engine glow plug temperature control method and device, and relates to the field of engine glow plug temperature control. The control method comprises the steps that the rotating speed of a target engine, the methanol real-time injection amount and the glow plug real-time temperature are obtained; the optimal temperature of the glow plug is obtained according to the rotating speed and the real-time methanol injection amount; and performing temperature compensation on the glow plug according to a difference value between the real-time temperature of the glow plug and the optimal temperature of the glow plug. According to the control method, dynamic accurate closed-loop control over the temperature of the glow plug at different rotating speeds of the engine and the methanol temperature of the methanol injection amount is effectively achieved, it is guaranteed that dynamic combustion of methanol fuel in an engine cylinder is optimal, and efficient and clean utilization of the methanol fuel on the engine is assisted. The control device comprises an electronic control unit, a glow plug and a rotating speed sensor, the electronic control unit is used for executing the steps of the control method, the glow plug is used for temperature compensation in an engine combustion chamber, and the rotating speed sensor is used for obtaining the rotating speed of the engine.

The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porous carbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. The application discloses a preparation method of a nitrogen-doped graphitized porouscarbon supported Pt electrocatalyst, and belongs to the technical field of electrocatalysis. In the application, the low graphitization degree, poor pore structure and poor Pt dispersity of a traditional Pt / C catalyst result in low Pt utilization, insufficient catalytic activity and high cost.

The application discloses a sludge flash drying system integrated with a fluidized bed gasification furnace, which comprises a wet sludge conveying subsystem, an outlet of the wet sludge conveying subsystem is communicated with an inlet of a sludge flash drying subsystem, an outlet of the sludge flash drying subsystem is connected with an inlet of a gas-solid separator, an outlet of the gas-solid separator is communicated with an inlet of a dry sludge conveying subsystem, an outlet of the dry sludge conveying subsystem is communicated with an inlet of a fluidized bed gasification furnace subsystem, an outlet of the fluidized bed gasification furnace subsystem is communicated with a gas-gas heat exchanger, an outlet of the gas-gas heat exchanger is communicated with an inlet of an external combustion chamber, and an outlet of the external combustion chamber is communicated with a drying gas inlet of the sludge flash drying subsystem. The application recycles the heat value generated in the sludge gasification process for sludge flash drying, so that the energy consumption is low, and the economic cost of system operation is reduced. Due to the high sludge drying efficiency and the strong sludge disposal capacity, the resourceization, reduction and efficient clean utilization of sludge can be realized.

The present application relates to new energy vehicle and vehicle-mounted photovoltaic application technical field, specifically relates to a kind of vehicle-mounted laminated photovoltaic constant temperature control method and system, system includes vehicle-mounted Si / perovskite laminated photovoltaic power generation module, energy storage battery, constant temperature environment control module, sensor group and energy management control unit.When vehicle is parked and energy storage battery state of charge reaches full charge threshold, control unit will supply the excess power generated by photovoltaic power generation module to constant temperature environment control module, temperature regulation is carried out to passenger cabin and / or battery compartment, multi-parameter coupling PID adaptive control algorithm is built in control unit, four parameters dynamic adjustment temperature control power, such as temperature in vehicle, temperature outside vehicle, photovoltaic real-time output power and target temperature are collected, illumination power adaptation compromise mechanism is also configured, target temperature is automatically converted and adapted when photovoltaic power is insufficient, and intermittent operation is carried out, and battery power is not consumed.The present application realizes the efficient use of photovoltaic excess power and intelligent constant temperature maintenance under parking state.

The application discloses a method for preparing hydrogen by using hydroquinone as raw material. The method comprises the following steps: uniformly mixing hydroquinone, a catalyst and water, and then heating and reacting under a non-active gas atmosphere to obtain a product containing hydrogen. The yield of hydrogen can reach 83.8 mmol. The hydroquinone is one of main pollutants in phenolic wastewater. The conversion of the hydroquinone into hydrogen by catalysis is beneficial to the resource utilization of the phenolic wastewater, and the process has high treatment efficiency and is environment-friendly. From the perspectives of waste utilization and clean energy development, the process has important academic significance and potential application prospect.