CN112776700A

CN112776700A - High-purity ammonia tank car heating system

Info

Publication number: CN112776700A
Application number: CN202011618298.4A
Authority: CN
Inventors: 赵晓兰; 丁高松; 潘佳伟; 邹伟; 鄢芝勇
Original assignee: Haining Indusair Electronics Co ltd
Current assignee: Haining Indusair Electronics Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-11

Abstract

The invention provides a high-purity ammonia tank car heating system which comprises a tank car, an air energy outdoor unit, a heat exchange coil, a compressor, a tank car storage tank, an isolation cover and a cylindrical solar heat collector. The air energy outdoor unit and the solar heat collector are applied to the tank car heating, the generated heat energy is transferred into the tank car for use, the energy consumption is low, the risk is low, and the heating efficiency is good.

Description

High-purity ammonia tank car heating system

Technical Field

The invention relates to a heating system of a high-purity ammonia tank car, and belongs to the technical field of high-purity ammonia tank car treatment.

Background

At present, most of electronic grade high-purity ammonia is conveyed and supplied by a tank car, and the gas supply process needs continuous gasification and gas supply of high-purity liquid ammonia in the tank car. The continuous gasification gas supply of the high-purity ammonia needs to continuously heat and boost the liquid ammonia in the tank car, and the heating and boosting mode adopts ethylene glycol electric heating.

Along with the development of user terminal technology, the air supply amount of high-purity ammonia is increased, the ethylene glycol electric heating is from the original single-side low-power heating to the existing double-side double-heating and high-power heating, the energy consumption required in the process is gradually increased, and the safety risk is also gradually increased.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a high-purity ammonia tank car heating system with high heating efficiency, low energy consumption and low risk.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a high-purity ammonia tank wagon heating system, includes outer machine of tank wagon, air energy, heat transfer coil pipe, compressor, tank wagon holding vessel, cage and cylindric solar collector, its characterized in that, the winding of heat transfer coil pipe is at tank wagon holding vessel surface, outer machine of air energy, compressor all fix on the tank wagon, the outer machine of air energy be connected with the compressor, the compressor be connected with heat transfer coil pipe, solar collector cover establish on the tank wagon holding vessel outside, solar collector on be equipped with the heat exchange tube and be connected with heat transfer coil pipe, heat transfer coil pipe in be full of refrigerant medium, the articulated and cage of tank wagon parcel tank wagon holding vessel of cage lower extreme.

This system heats through outer machine of air energy and the solar collector who sets up on tank wagon holding vessel surface, the outer machine of air energy is connected with the compressor, transmit heat energy to the heat transfer coil pipe through the compressor, solar collector transmits heat energy to the heat transfer coil pipe through absorbing solar energy through the heat exchange tube, the heat transfer coil pipe winding carries out the heat transfer on tank wagon holding vessel surface, when inside temperature rises, can carry out the work of supplying gas after the vaporization of follow-up high-purity ammonia, this system mainly utilizes solar energy and air energy as the heating system of tank wagon, heating efficiency is good, low energy consumption low risk, the practicality is good.

Furthermore, a water replenishing valve is arranged on the heat exchange coil.

Furthermore, a temperature sensor is arranged on the heat exchange coil. The temperature sensor is used for detecting the temperature of the refrigerant medium liquid in the heat exchange coil and preparing to disconnect the air energy and the solar energy for heating at any time.

Furthermore, a water replenishing tank is arranged on the tank car, and a water replenishing pipe is arranged on the water replenishing tank and is connected with the water replenishing valve.

Further, the cold medium is water.

Furthermore, the isolation hood comprises two arc isolation plates which are symmetrically arranged, the lower ends of the arc isolation plates are hinged with the tank car, and the tank car is provided with a propulsion cylinder which drives the arc isolation plates to fold and separate. The isolation cover can be separated or folded, the solar heat collector can operate when the isolation cover is separated, and the solar heat collector does not operate when the isolation cover is folded.

Compared with the prior art, the air energy outdoor unit and the solar heat collector are applied to the tank car heating, the generated heat energy is transferred into the tank car for use, the energy consumption is low, the risk is low, the heating efficiency is good, the energy consumption can be effectively reduced compared with the original glycol heating, the risk in the heating process is low, and the practicability is good.

Drawings

FIG. 1 is a schematic diagram of the heating system of the high-purity ammonia tank car.

FIG. 2 is a schematic side view of a high purity ammonia tank car heating system.

In the figure, 1, a water replenishing tank; 2. a water replenishing pipe; 3. a water replenishing valve; 4. a tank car storage tank; 5. a heat exchange coil; 6. a temperature sensor; 7. a heat exchange pipe; 8. a compressor; 9. an air energy outdoor unit; 10. tank car; 11. propelling the cylinder; 12. a solar heat collector; 13. an arc-shaped isolation plate.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-2, a high-purity ammonia tank wagon heating system comprises a tank wagon 10, an air energy outdoor unit 9, a heat exchange coil 5, a compressor 8, a tank wagon storage tank 4, an isolation hood and a cylindrical solar heat collector 12, and is characterized in that the heat exchange coil 5 is wound on the outer surface of the tank wagon storage tank 4, the air energy outdoor unit 9 and the compressor 8 are both fixed on the tank wagon 10, the air energy outdoor unit 9 is connected with the compressor 8, the compressor 8 is connected with the heat exchange coil 5, the solar heat collector 12 is sleeved on the outer surface of the tank wagon storage tank 4, a heat exchange tube 7 is arranged on the solar heat collector 12 and connected with the heat exchange coil 5, the heat exchange coil 5 is filled with a refrigerant medium, the lower end of the isolation hood is hinged to the tank wagon 10, and the tank wagon storage tank 4 is wrapped by the isolation hood.

And a water replenishing valve 3 is arranged on the heat exchange coil 5.

The heat exchange coil 5 is provided with a temperature sensor 6. The temperature sensor 6 is used for the temperature of the refrigerant medium liquid in the heat exchange coil 5 and is ready to cut off the heating of the air energy and the solar energy at any time.

The tank wagon 10 on be equipped with moisturizing case 1, moisturizing case 1 is equipped with moisturizing pipe 2 and moisturizing pipe 2 is connected with moisturizing valve 3.

The cold medium is water.

The isolation hood comprises two arc isolation plates 13 which are symmetrically arranged, the lower ends of the arc isolation plates 13 are hinged with the tank car 10, and the tank car 10 is provided with a propulsion cylinder 11 which drives the arc isolation plates 13 to fold and separate. The enclosure may be separated or closed, allowing operation of the solar collector 12 when separated, and blocking sunlight from the solar collector 12 when closed.

Compared with the prior art, the air energy outdoor unit 9 and the solar thermal collector 12 are applied to the tank wagon 10 for heating, the generated heat energy is transferred into the tank wagon 10 for use, the energy consumption is low, the risk is low, the heating efficiency is good, the energy consumption can be effectively reduced compared with the original glycol heating, the risk in the heating process is low, and the practicability is good.

This system heats through outer machine 9 of air energy and the solar collector 12 of setting on tank wagon holding vessel 4 surface, outer machine 9 of air energy is connected with compressor 8, transmit heat energy to heat transfer coil 5 through compressor 8, solar collector 12 transmits heat energy to heat transfer coil 5 through absorbing solar energy through heat exchange tube 7, heat transfer coil 5 twines and carries out the heat transfer on tank wagon holding vessel 4 surface, when inside temperature rises, can carry out the work of supplying gas after the vaporization of follow-up high pure ammonia, this system mainly utilizes solar energy and air energy as the heating system of tank wagon 10, heating efficiency is good, low energy consumption low risk, the practicality is good.

Claims

1. The utility model provides a high-purity ammonia tank wagon heating system, includes outer machine of tank wagon, air energy, heat transfer coil pipe, compressor, tank wagon holding vessel, cage and cylindric solar collector, its characterized in that, the winding of heat transfer coil pipe is at tank wagon holding vessel surface, outer machine of air energy, compressor all fix on the tank wagon, the outer machine of air energy be connected with the compressor, the compressor be connected with heat transfer coil pipe, solar collector cover establish on the tank wagon holding vessel outside, solar collector on be equipped with the heat exchange tube and be connected with heat transfer coil pipe, heat transfer coil pipe in be full of refrigerant medium, the articulated and cage of tank wagon parcel tank wagon holding vessel of cage lower extreme.

2. The heating system of claim 1, wherein the heat exchange coil is provided with a water replenishing valve.

3. The heating system of claim 1, wherein the heat exchange coil is provided with a temperature sensor.

4. The heating system of claim 2, wherein the tank car is provided with a water replenishing tank, the water replenishing tank is provided with a water replenishing pipe, and the water replenishing pipe is connected with the water replenishing valve.

5. The heating system of claim 1, wherein the cold medium is water.

6. The heating system of claim 1, wherein the isolation hood comprises two symmetrically arranged arc-shaped isolation plates, the lower ends of the arc-shaped isolation plates are hinged with the tank car, and the tank car is provided with a propulsion cylinder for driving the arc-shaped isolation plates to close and separate.