CN206572217U - Natural air cooling device - Google Patents
Natural air cooling device Download PDFInfo
- Publication number
- CN206572217U CN206572217U CN201620897396.9U CN201620897396U CN206572217U CN 206572217 U CN206572217 U CN 206572217U CN 201620897396 U CN201620897396 U CN 201620897396U CN 206572217 U CN206572217 U CN 206572217U
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- pipeline
- gas
- shell
- tube evaporator
- air
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
A kind of natural air cooling device, including the refrigeration compressor being sequentially connected by pipeline, oil eliminator, air-cooled condenser, liquid reservoir, bridge tubular evaparator, gas-liquid separator, outlet pipe is respectively equipped with refrigeration compressor, inlet pipe, oil return pipe, outlet pipe connects oil eliminator, oil eliminator is connected with the oil return pipe of refrigeration compressor, oil eliminator connects air-cooled condenser by pipeline, air-cooled condenser reconnects liquid reservoir by pipeline, liquid reservoir reconnects shell and tube evaporator by pipeline, shell and tube evaporator reconnects gas-liquid separator by pipeline, gas-liquid separator connects the inlet pipe of refrigeration compressor by pipeline；Filter, magnetic valve, expansion valve are connected with turn on pipeline between liquid reservoir and shell and tube evaporator；Imported gas and outlet are respectively equipped with shell and tube evaporator.Transportation tank car dress tolerance is improved, cost of transportation is reduced, reaches energy-saving purpose.
Description
Technical field
The utility model is related to a kind of technical field of the filling transhipment relevant device of natural gas, particularly a kind of natural air cooling
But device.
Background technology
At present, in order to meet reduction natural gas mother station outlet temperature, generally using water circulation cooling device.This kind
Device mainly has cooling water water inlet system, return water system, chilled water modulation control system, pressure tester, temperature measuring equipment etc., and it flows
Journey is, by first order water ring and second level water ring, cooling water directly to be ejected into natural air cooling device using cooling water
Surface；In the 3rd road cooling water, the cooling jacket for directly sending into cooling water inside natural air cooling device, so as to reduce natural
The temperature of gas.Coolant water temperature rise after natural gas is cooled, then after cooling tower radiating and cooling, cooling water temperature, then cool down
Natural gas, so circulation, go round and begin again.
Water circulation cooling device mainly has the disadvantage that：
(1) system complex, pipeline is complicated, and water pump is more；
(2) cooling tower and water ring water evaporation quantity are big, waste water source；
(3) cooling water should not control temperature；
(4) cooling-down effect is poor, and especially summer weather is hot, and air humidity is big, and coolant water temperature is too high, and cooling-down effect is poor, reaches
Less than the purpose of cooled natural gas.
Utility model content
Technical problem to be solved in the utility model, is to propose a kind of natural air cooling for above-mentioned technical problem
But device, the technical scheme is as follows：
A kind of natural air cooling device, including be sequentially connected by pipeline refrigeration compressor, oil eliminator, air-cooled condensation
Device, liquid reservoir, shell and tube evaporator, gas-liquid separator, it is characterized in that：
Blast pipe, air intake duct, oil return pipe, blast pipe connection oil eliminator, oil are respectively equipped with described refrigeration compressor
Separator is connected with the oil return pipe of refrigeration compressor；
Oil eliminator connects air-cooled condenser by pipeline, and air-cooled condenser reconnects liquid reservoir, liquid reservoir by pipeline
Heating power expansion valve is reconnected by pipeline, heating power expansion valve connection shell and tube evaporator, shell and tube evaporator is connected again by pipeline
Gas-liquid separator is connect, gas-liquid separator connects the air intake duct of refrigeration compressor by pipeline, and refrigeration compressor blast pipe is reconnected
Oil eliminator, forms a refrigeration system.
It is connected with filter, magnetic valve, heating power expansion valve, stop valve, pressure gauge, temperature in turn on refrigeration system pipeline
Meter etc..
Imported gas and outlet are respectively equipped with shell and tube evaporator two ends, the higher natural gas of temperature enters shell-tube type
Evaporator is cooled down, reduction temperature after be transported to again tank car carry out it is filling, so as to reduce temperature when filling of natural-gas
Degree, improves natural gas transportation tank car dress tolerance, reduces cost of transportation, reach energy-saving purpose.
It is preferred that, refrigerating plant is used for natural air cooling, so as to change the mode for being water-cooled natural gas, carried
High natural gas cooling effect, plays energy-saving effect.
It is preferred that, sensor is connected on described heating power expansion valve, the sensor is fixed on shell and tube evaporator and gas-liquid
On pipeline between separator, heating power expansion valve is adjusted according to the change of natural gas (flow) thermic load by sensor
The flow of refrigerant.
It is preferred that, described explosion-proof cooling device provided with common chassis seat, on base equipped with refrigeration compressor, condenser,
The outboxes such as shell and tube evaporator, heating power expansion valve, self-con-tained unit etc..Refrigeration compressor is moving component, base and refrigerant compression
Damping spring is housed, to reduce vibrations between machine.
It is preferred that, whole natural air cooling device is integrated, and Integral movable transport is available for any natural gas station to use.
It is preferred that, whole natural air cooling device carries out technological processing for explosion protection feature, reaches relative national standards, it can be ensured that natural gas station
Safe handling.
The utility model has advantages below：
A kind of natural air cooling device of the present utility model, can meet natural gas mother station outlet temperature and be dropped to from 50 DEG C
Not higher than 20 DEG C of requirement.The effective natural gas, because temperature that solves is high, and the problem of transportation tank car dress tolerance is few improves transport
Tank car fills tolerance, reduces cost of transportation, reaches energy-saving purpose.
Brief description of the drawings
Fig. 1 is the system structure diagram of the natural air cooling device.
In figure, the shell and tube evaporator 6. of 1. refrigeration compressor, 2. oil eliminator, 3. air-cooled condenser, 4. receiver 5.
The magnetic valve 10. of 7. filter of gas-liquid separator, 8. heating power expansion valve 9. lubricates oil return pipe
Embodiment
Embodiment：Referring to Fig. 1, a kind of natural air cooling device in figure, including the refrigerant compression being sequentially connected by pipeline
Machine, oil eliminator, air-cooled condenser, liquid reservoir, shell and tube evaporator, gas-liquid separator, it is characterized in that：Described refrigerant compression
Outlet pipe, inlet pipe, oil return pipe are respectively equipped with machine, outlet pipe connects the oil return pipe company of oil eliminator, oil eliminator and refrigeration compressor
Logical, oil eliminator connects air-cooled condenser by pipeline, and air-cooled condenser reconnects liquid reservoir by pipeline, and liquid reservoir passes through pipe
Road reconnects shell and tube evaporator, and shell and tube evaporator reconnects gas-liquid separator by pipeline, and gas-liquid separator passes through pipeline
Connect the inlet pipe of refrigeration compressor；Filter, electromagnetism are connected with turn on pipeline between liquid reservoir and shell and tube evaporator
Valve, expansion valve；Imported gas and outlet are respectively equipped with shell and tube evaporator.Band wire is provided with described expansion valve
Sensor, the sensor is fixed on the pipeline between shell and tube evaporator and gas-liquid separator.Described refrigerator compression
The bottom of machine is provided with base, is connected between base and compressor by damping spring.
A kind of natural air cooling device, including be sequentially connected by pipeline refrigeration compressor, oil eliminator, air-cooled condensation
Device, liquid reservoir, shell and tube evaporator, gas-liquid separator.Blast pipe, air intake duct, oil return pipe are respectively equipped with refrigeration compressor.Row
Tracheae connection oil eliminator (separation lubrication oil and refrigerant gas), oil eliminator is connected with the oil return pipe of refrigeration compressor (will
The lubricating oil of separation returns to compressor), oil eliminator connects air-cooled condenser by pipeline, and (refrigerant gas passes through condensation liquefaction
Into liquid), air-cooled condenser reconnects liquid reservoir (refrigerant liquid flows to storage in liquid reservoir) by pipeline, and liquid reservoir passes through
Pipeline reconnects shell and tube evaporator (refrigerant liquid enters evaporator gasification by expansion valve decompression cooling and absorbed heat), shell-tube type
Refrigerant gas in evaporator reconnects gas-liquid separator (carrying out air-liquid separation) by pipeline, and gas-liquid separator passes through pipe
The air intake duct of road connection refrigeration compressor is compressed boosting heating into compressor, and the refrigerant gas of high pressure-temperature passes through pressure
The blast pipe of contracting machine, which enters air-cooled condenser, to carry out being condensed into liquid, forms a kind of refrigeration cycle, reaches the purpose of refrigeration cool-down.
It is connected with filter, magnetic valve, heating power expansion valve, stop valve, pressure gauge, thermometer in turn on whole refrigeration system pipeline
Deng.Connection sensor is set on described expansion valve, and the sensor is fixed between shell and tube evaporator and gas-liquid separator
On pipeline.The sensor is fixed on the pipeline between shell and tube evaporator and gas-liquid separator, and heating power expansion valve is according to natural
The change of gas (flow) thermic load, the flow of refrigerant is adjusted by sensor.The bottom of described refrigerator compressor
Provided with base, connected between base and compressor by damping spring.Natural gas is respectively equipped with shell and tube evaporator two ends to enter
Mouth and outlet, the higher natural gas of temperature are cooled down into shell and tube evaporator, are transported to tank car progress after reduction temperature again
It is filling, so as to reduce temperature when filling of natural-gas, natural gas transportation tank car dress tolerance is improved, reduces and transports into
This, reaches energy-saving purpose.
Brief description each several part is acted on and the course of work：
(1) refrigeration compressor and effect
Refrigeration compressor uses piston compressor, is refrigeration system circulation " heart ", compressor is driven by motor
Can not stall, the refrigerant vapour in shell and tube evaporator is drawn back in time, is compressed by work done, improve the pressure of refrigerant vapour
And temperature, i.e., it is low-temperature low-pressure refrigerant is steam compressed to high-temperature high-pressure state, it is possessed the air dielectric with normal temperature come cold
The condition of solidifying high-temperature high-pressure refrigerant steam.
(2) condenser and effect
Condenser uses air-cooled V-type condenser, is a kind of heat-exchange apparatus, utilizes environment cooling medium (air), future
Taken away from the heat of the high-temperature high-pressure refrigerant steam of compressor, make high-temperature high-pressure refrigerant steam condensation liquefaction into high normal pressure and temperature
Refrigerant liquid.
(3) expansion valve and effect
Expansion valve uses heating power expansion valve, and it is that the refrigerant liquid of the high normal pressure and temperature in refrigeration system is passed through into section that it, which is acted on,
Stream carries out decompression cooling, obtains low-temperature low-pressure refrigerant, is re-fed into the heat that natural gas is absorbed in shell and tube evaporator and evaporates
Heat absorption.
(4) evaporator and effect
Evaporator uses shell and tube evaporator, is also a kind of heat-exchange apparatus.Low-temperature low-pressure refrigerant liquid after throttling
Vaporization is evaporated into shell and tube evaporator, the heat of natural gas is absorbed, the temperature of natural gas is reduced, reaches cooled natural gas
Purpose.
The device refrigeration system is according to natural gas different flow, different temperatures, different refrigeration dutys, auto-adjustment control refrigeration
Unit operation.Refrigerating plant uses liquid provision through direct expansion, and refrigerant is in system inner cyclic process, using refrigerant in evaporator
Latent heat of vaporization when being evaporated in (shell-and-tube cooler) absorbs natural gas heat, to meet the temperature of reduction natural gas discharge；
The gaseous refrigerant that gaseous refrigerant compression is HTHP is then delivered to the radiating of V-type condenser by compressor
Liquefaction turns into the liquid refrigerant of high pressure normal temperature afterwards, and the refrigerant of liquid enters shell-tube type evaporation after choke valve decompression cooling
Device, carries out heat exchange in shell and tube evaporator with HTHP natural gas, and refrigerant is vaporized (from liquid to gaseous state decalescence
Process), the amount of heat of natural gas is absorbed, natural gas is cooled, then, the gaseous refrigerant in shell and tube evaporator is compressed
Machine, which is sucked back, to be continued to be compressed to V-type condenser progress condensation liquefaction, is gone round and begun again, is reached the purpose of natural gas cooling.
Claims (2)
1. a kind of natural air cooling device, including be sequentially connected by pipeline refrigeration compressor, oil eliminator, air-cooled condensation
Device, liquid reservoir, shell and tube evaporator, gas-liquid separator, it is characterized in that：
Blast pipe, air intake duct, oil return pipe, blast pipe connection oil eliminator, oil separation are respectively equipped with described refrigeration compressor
Device is connected with the oil return pipe of refrigeration compressor；
Oil eliminator connects air-cooled condenser by pipeline, and air-cooled condenser reconnects liquid reservoir by pipeline, and liquid reservoir passes through
Pipeline reconnects heating power expansion valve, and heating power expansion valve connection shell and tube evaporator, shell and tube evaporator reconnects gas by pipeline
Liquid/gas separator, gas-liquid separator connects the air intake duct of refrigeration compressor by pipeline, and refrigeration compressor blast pipe reconnects oil
From device, a refrigeration system is formed；
It is connected with filter, magnetic valve, heating power expansion valve, stop valve, pressure gauge, thermometer in turn on refrigeration system pipeline
Deng；
Imported gas and outlet are respectively equipped with shell and tube evaporator two ends.
2. natural air cooling device according to claim 1, it is characterized in that：Band is provided with described heating power expansion valve to lead
The sensor of line, the sensor is fixed on the pipeline between shell and tube evaporator and gas-liquid separator, heating power expansion valve according to
The change of natural gas thermic load, the flow of refrigerant is adjusted by sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620897396.9U CN206572217U (en) | 2016-08-18 | 2016-08-18 | Natural air cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620897396.9U CN206572217U (en) | 2016-08-18 | 2016-08-18 | Natural air cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206572217U true CN206572217U (en) | 2017-10-20 |
Family
ID=60062269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620897396.9U Expired - Fee Related CN206572217U (en) | 2016-08-18 | 2016-08-18 | Natural air cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206572217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506726A (en) * | 2018-04-11 | 2018-09-07 | 青岛乐戈新能源科技有限公司 | A kind of unloading system of cryogenic liquid tank lorry, method of unloading |
| CN109751823A (en) * | 2017-11-06 | 2019-05-14 | 博西华家用电器有限公司 | Refrigerating appliance |
-
2016
- 2016-08-18 CN CN201620897396.9U patent/CN206572217U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751823A (en) * | 2017-11-06 | 2019-05-14 | 博西华家用电器有限公司 | Refrigerating appliance |
| CN108506726A (en) * | 2018-04-11 | 2018-09-07 | 青岛乐戈新能源科技有限公司 | A kind of unloading system of cryogenic liquid tank lorry, method of unloading |
| CN108506726B (en) * | 2018-04-11 | 2024-01-19 | 青岛乐戈新能源科技有限公司 | Unloading system and unloading method of low-temperature liquid tank car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 Termination date: 20180818 |
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| CF01 | Termination of patent right due to non-payment of annual fee |