A vehicle air-conditioning apparatus includes: a hot water heater core provided in a hot water circuit in which cooling water circulates in a heat source to recover waste heat of the heat source, and configured to exchange heat between the cooling water heated by the waste heat of the heat source and air to heat the air, thereby heating an inside of a vehicle by using the heated air; a heat pump configured to exchange heat between a refrigerant discharged from a refrigerant compressor and air by using an indoor heat exchanger to heat the air, thereby heating the inside of the vehicle by using the heated air; an electric heater configured to heat air to heat the inside of the vehicle; and a controller configured to select at least one of the hot water heater core, the heat pump and the electric heater to perform a heating operation.

A vehicle air-conditioning apparatus includes: a hot water heater core provided in a hot water circuit in which cooling water circulates in a heat source to recover waste heat of the heat source, and configured to exchange heat between the cooling water heated by the waste heat of the heat source and air to heat the air, thereby heating an inside of a vehicle by using the heated air; a heat pump configured to exchange heat between a refrigerant discharged from a refrigerant compressor and air by using an indoor heat exchanger to heat the air, thereby heating the inside of the vehicle by using the heated air; an electric heater configured to heat air to heat the inside of the vehicle; and a controller configured to select at least one of the hot water heater core, the heat pump and the electric heater to perform a heating operation.

A plurality of apparatuses mounted on cars are monitored and controlled by control devices mounted on the cars. A display device capable of displaying apparatus information of the apparatuses is mounted on a driver's cab. A display screen of the display device is configured by arranging a plurality of display components by which apparatus information of each of the apparatuses can be displayed. A software generating device determines arrangement positions of the display components arranged on the display screen, automatically generates layout design data of the display screen, and automatically generates software for generating the display screen on the basis of the layout design data. The arrangement positions of the display components respectively representing the apparatuses when a number of apparatuses of the same type are monitored and controlled by one and the same control device are determined according to arrangement rule information that is exceptional rules.

A mounting assembly for mounting a wall mounted air conditioner (AC) unit on a railway instrument house is provided. The mounting assembly may include a house wall including an outer metal shell layer, a middle insulation layer and an inner plywood layer. The mounting assembly may further include a threaded part coupled to the outer metal shell layer. The threaded part is configured to receive an AC mounting hardware of the wall mounted air conditioner (AC) unit to secure the wall mounted air conditioner (AC) unit to the house wall such that the threaded part enables the wall mounted air conditioner (AC) unit to be installed or removed from outside of the railway instrument house. The mounting assembly may further include an AC unit cage for protecting the wall mounted air conditioner (AC) unit. The AC unit cage has at least two side doors and a front door such that each side door of the at least two side doors is locked within the front door by corresponding bolts or a quick lock. The AC unit cage is configured for mounting on the house wall.

A positive and negative oxygen ion air purification system uses dielectric barrier discharge for rail transport. The system includes: an air intake device including a first damper and second damper, wherein the first damper is in communication with the second damper; an evaporator disposed within the air intake device, wherein gas flowing through the first damper and second damper passes through the evaporator; a purification device, wherein gas flowing through the first damper and second damper passes through the purification device, wherein the purification device includes a mounting plate, a power supply module and an ion generation module, the purification device is disposed on the air intake device by the mounting plate, and the power supply module includes an input end, a transformer, and an output end; a detection device; and a control device connected to the detection device, the air intake device and the purification device.

A positive and negative oxygen ion air purification system uses dielectric barrier discharge for rail transport. The system includes: an air intake device including a first damper and second damper, wherein the first damper is in communication with the second damper; an evaporator disposed within the air intake device, wherein gas flowing through the first damper and second damper passes through the evaporator; a purification device, wherein gas flowing through the first damper and second damper passes through the purification device, wherein the purification device includes a mounting plate, a power supply module and an ion generation module, the purification device is disposed on the air intake device by the mounting plate, and the power supply module includes an input end, a transformer, and an output end; a detection device; and a control device connected to the detection device, the air intake device and the purification device.

The embodiments of the present disclosure provide a method and an Internet of Things system for regulating air conditioning temperature of a subway in a smart city. The method includes: obtaining, based on at least one collecting device including at least one first collecting device and at least one second collecting device, temperature data and humidity data inside and outside a carriage of a plurality of carriages of the subway; and determining, based on the temperature data and the humidity data, refrigeration power adjustment values and ventilation adjustment values of the plurality of carriages and generating a control instruction for controlling a temperature regulation device and a ventilation device.

A ventilation module for a rail vehicle contains a housing having an air inlet, an air outlet, a dust discharge opening, a first cleaning station in an upper region of the housing, a cyclone separator which has a dust outlet and a cyclone air outlet. A second cleaning stage is disposed in a central region of the housing, which is arranged underneath the first cleaning stage such that air from the cyclone air outlet can reach the second cleaning stage. A dust discharge channel is connected to the dust outlet and is arranged in the central region. A dust discharge fan is set up to extract air and dust from the dust discharge channel and to remove the same through the dust discharge opening. A machine room fan is arranged in a lower region of the housing and is set up to extract air through the second cleaning station.

This power conversion device for a railway vehicle includes a first radiation fin radiating heat from a semiconductor device and a second radiation fin arranged at a prescribed interval from the first radiation fin in a traveling direction for radiating heat from the semiconductor device. At least either one of the first and second radiation fins includes an air duct formed by partially not providing a plurality of fin portions.

A cooling device for a railroad vehicle that cools a heat generating body housed in a storage box set on the floor of the railroad vehicle includes a heat conduction plate configuring a part of a side surface of the storage box, the heat generating body being mounted on one surface side of the heat conduction plate, a plurality of heat pipes inclined to project from the other surface side to an upper side of the heat conduction plate, a plurality of fins fixed to the plurality of heat pipes, and a cover that includes opening sections, and covers the cooling device. A total of areas of the opening sections located on the base side of the heat pipes is formed larger than a total of areas of the opening sections located on the distal end portion side of the heat pipes.