CN107221356A - Suitable for the closed-loop recirculatory mixing wastewater with air cooling system of fusion reactor hot environment - Google Patents
Suitable for the closed-loop recirculatory mixing wastewater with air cooling system of fusion reactor hot environment Download PDFInfo
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- CN107221356A CN107221356A CN201710321794.5A CN201710321794A CN107221356A CN 107221356 A CN107221356 A CN 107221356A CN 201710321794 A CN201710321794 A CN 201710321794A CN 107221356 A CN107221356 A CN 107221356A
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- pipeline
- cooling
- heat exchanger
- air
- valve
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Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
- G21B1/11—Details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
Abstract
The invention discloses a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, go out the heat of object in nuclear fusion stack using the gas displacement of primary air cooling refrigerating circuit, then the heat of cooling water substitution gas is used in secondary water cooled refrigerating circuit, efficiently avoid nuclear fusion stack neutron irradiation causes the problem of cooling water is activated, can be by physical environment vacuum control to be cooled 10‑2Pa, can chronically provide continuous coo1ing gas and cooling water, and quickly object of the cooling with higher temperature or environment temperature.
Description
Technical field
It is specifically that one kind is applied to fusion reactor hot environment the present invention relates to the field of cooling of fusion reactor hot environment
Closed-loop recirculatory mixing wastewater with air cooling system.
Background technology
By taking the physical diagnosis grenz ray camera of International Thermonuclear test reactor tokamak as an example, to ensure tokamak
Vacuum degree in vacuum chamber, needs to carry out baking processing to tokamak before experiment.During tokamak device is toasted, environment temperature
Degree will be up to 250 DEG C, during non-baking, environment temperature residing for grenz ray camera detector also will more than 75 DEG C, and
The normal working temperature of detector is generally below 75 DEG C, in addition, temperature can influence the performance of detector, in general, detector
Temperature often raises 10 DEG C, and its dark current will be doubled.So in order to adapt to tokamak environment, cooling system is indispensable.Such as
Fruit uses water as cooling medium, under nuclear fusion stack so serious nuclear environment, as the water of cooling medium due in heap
Core position, it will by very serious activation.Helium is under identical radiation parameter simultaneously, and it activates the activated water well below water
It is flat.Therefore it is exactly a kind of selection well as a kind of cooling medium from helium, the need of low activation and cooling can be met simultaneously
Ask.And in the relatively weak position of the irradiation intensity away from reactor core position, water cooling medium cooling helium the most can be used.This
Planting design both can be using the water for being easier to obtain as final low-temperature receiver, while overall activation levels can be substantially reduced.
It is an object of the invention to provide a kind of closed-loop recirculatory air water suitable for fusion reactor hot environment for the content of the invention
Hybrid cooling system, to solve the limited system that design of Cooling System faces in the harsh complicated physics nuclear environment of nuclear fusion stack
The problems such as cryogen neutron activation.
In order to achieve the above object, the technical solution adopted in the present invention is：
A kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, it is characterised in that：Include every
Diaphragm compressor, air accumulator, the inlet end of membrane compressor and the gas vent of air accumulator are connected by pipeline, diaphragm type pressure
Pipeline between the inlet end and air accumulator of contracting machine is provided with isolating valve, electronic pressure maintaining valve, the outlet side of membrane compressor with
The outlet of air accumulator, a port in the hot junction of heat exchanger one are connected by pipeline respectively, the outlet side of membrane compressor with
Pipeline between air accumulator is provided with relief valve, and the pipeline between the outlet side of membrane compressor and heat exchanger one is provided with row
Air valve, two ports of the cold end of heat exchanger one are connected with cooling-water machine, the another port in the hot junction of heat exchanger one and cooling bay
One end is connected by pipeline, and the pipeline between heat exchanger one and cooling bay is provided with flowmeter, pressure gauge one, thermometer one, cold
But object to be cooled is equipped with pond, the other end of cooling bay is connected with a port in the hot junction of heat exchanger two by pipeline, cold
But pipeline and flowmeter where the pipeline between pond and heat exchanger two is provided with pressure gauge two, thermometer two, inlet valve, inlet valve
A lateral is connected between two pipelines of place pipeline, the lateral is provided with by-passing valve, the heat of heat exchanger two
The another port at end is connected by the inlet end of pipeline and membrane compressor, the membrane compressor also respectively with heat exchanger
First, two cold end two-port is connected by pipeline.
A kind of described closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, its feature exists
In：The gas access of the air accumulator is also connected with air supply tank by pipeline, and the pipeline is provided with tonifying Qi pressure-reducing valve.
A kind of described closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, its feature exists
In：Vacuum meter, thermocouple are provided with the cooling bay, cooling bay is also connected with mechanical pump, molecular pump, the mechanical pump and molecule
Pump is used for the environment vacuum degree for maintaining object to be cooled, and vacuum meter is used for the environment vacuum degree for detecting object to be cooled, thermocouple
Temperature for detecting object to be cooled.
A kind of described closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, its feature exists
In：Refrigerant is equipped with the air accumulator, air supply tank, refrigerant uses helium.
Membrane compressor, air accumulator, electronic pressure maintaining valve, isolating valve, relief valve, heat exchanger two, temperature in the present invention
Degree meter two, pressure gauge are second-class, constitute primary air cooling refrigerating circuit, cooling-water machine, heat exchanger one, air bleeding valve in the present invention,
Flowmeter, pressure gauge one, thermometer are first-class, constitute secondary water cooled refrigerating circuit.Gas system in primary air cooling refrigerating circuit
Cryogen is carried out in heat exchange, primary refrigerant circuit with the liquid refrigerant in secondary water cooled refrigerating circuit in two heat exchangers
Gas refrigerant can be controlled into primary air cooling loop to be supplemented or reclaimed from air accumulator from electronic pressure maintaining valve, work as storage
When gas tank gas is not enough, it can be supplemented by air supply tank；Thermocouple, thermometer, pressure gauge, stream in primary air cooling refrigerating circuit
Gauge and vacuum meter are responsible for monitoring the running status of cooling system；Membrane compressor in primary air cooling refrigerating circuit provides gas
Body pressure source；Primary air cooling refrigerating circuit is loop circuit, and its helium is repeatable to be recycled；Cooling-water machine in secondary refrigeration
Group heat exchanger and membrane compressor provide circulation the repeatable cooling water recycled.
The cooling system of the present invention can be by physical environment vacuum control to be cooled 10-2Pa, can be by object or ring
Border temperature is reduced to 50 DEG C from 250 DEG C；Temperature automatic feedback can be utilized, is returned so as to adjust bypass valve opening control primary gas
Road flow so that temperature stabilization is in setting value.
The cooling system of the present invention goes out the heat of object in nuclear fusion stack using the gas displacement of primary air cooling refrigerating circuit,
Then the heat of cooling water substitution gas is used in secondary water cooled refrigerating circuit, nuclear fusion stack neutron irradiation is efficiently avoid and leads
Cause the problem of cooling water is activated.
Advantage of the present invention is：
1st, present invention uses multiple sensors supervisory control system running state, the automation of system and the real-time prison of data are realized
Control；
2nd, present invention uses air cooling water cooling hybrid refrigeration mode, it is to avoid nuclear fusion stack neutron irradiation causes cooling water to be activated
The problem of.
Brief description of the drawings
Fig. 1 is structured flowchart of the present invention.
Embodiment
As shown in figure 1, a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, includes
Membrane compressor 14, air accumulator 15, the gas vent of the inlet end and air accumulator 15 of membrane compressor 14 are connected by pipeline
Connect, the pipeline between the inlet end and air accumulator 15 of membrane compressor 14 is provided with isolating valve, 12, electronic pressure maintaining valve 13, barrier film
The outlet side of formula compressor 14 is connected by pipeline respectively with the outlet of air accumulator 15, a port in the hot junction of heat exchanger 20,
Pipeline between the outlet side of membrane compressor 14 and air accumulator 15 is provided with relief valve 16, the outlet of membrane compressor 14
Pipeline between end and heat exchanger 20 is provided with air bleeding valve 19, and two ports of the cold end of heat exchanger 20 are connected with cooling-water machine 21,
The another port in the hot junction of heat exchanger 20 is connected with one end of cooling bay 3 by pipeline, the pipe between heat exchanger 20 and cooling bay 3
Road is provided with flowmeter 6, pressure gauge 7, thermometer 8, cooling bay 3 and is equipped with object to be cooled, the other end of cooling bay 3 and heat exchange
The a port in the hot junction of device 11 is connected by pipeline, and the pipeline between cooling bay 3 and heat exchanger 11 is provided with pressure gauge 2, temperature
Degree meter 1, inlet valve 10, a branched pipe is connected between the place pipeline of inlet valve 10 and two pipelines of the place pipeline of flowmeter 6
Road, lateral is provided with by-passing valve 9, and the another port in the hot junction of heat exchanger 11 is entered by pipeline and membrane compressor 14
Gas end is connected, and cold end two-port of the membrane compressor 11 also respectively with heat exchanger 20,11 is connected by pipeline.
The gas access of air accumulator 15 is also connected with air supply tank 18 by pipeline, and pipeline is provided with tonifying Qi pressure-reducing valve 17.
In cooling bay 3 provided with vacuum meter 7, thermocouple 8, cooling bay 3 is also connected with mechanical pump 22, molecular pump 23,.Machinery
Pump 22 and molecular pump 23 are used for the environment vacuum degree for maintaining object 3 to be cooled, and vacuum meter 7 is used for the ring for detecting object 3 to be cooled
Border vacuum, thermocouple 8 is used for the temperature for detecting object 3 to be cooled.
Refrigerant is equipped with air accumulator 15, air supply tank 18, refrigerant uses helium.
The closed-loop recirculatory mixing wastewater with air cooling system of the present invention is used as pressure source, pressure using a membrane compressor 14
Gas after contracting is used into a heat exchanger 20 for cooling system, and the gas after use again passes by another heat exchanger 11 and dropped
Temperature, 21 groups of a cooling-water machine provides low-temperature receiver for cooling system, and the gas after cooling is recycled in closed loop primary return.One
Air accumulator 15 by electronic pressure maintaining valve 13 for being controlled, when the system needs that bring into operation inflate in either closed loop gas pressure not
When sufficient, to carrying out gas supplement in closed loop primary return.When task terminates, it is necessary to during gas recovery, equally also by electronic voltage stabilizing
Valve 13 controls gas being recycled to air accumulator 15.When among system carry out process, in order to control primary return gas flow, adopt
It is used to adjust with a by-passing valve 9 and shunts.
Claims (4)
1. a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment, it is characterised in that：Include
Membrane compressor, air accumulator, the inlet end of membrane compressor and the gas vent of air accumulator are connected by pipeline, diaphragm type
Pipeline between the inlet end and air accumulator of compressor is provided with isolating valve, electronic pressure maintaining valve, the outlet side of membrane compressor
The a port of outlet, the hot junction of heat exchanger one with air accumulator is connected by pipeline respectively, the outlet side of membrane compressor
Pipeline between air accumulator is provided with relief valve, and the pipeline between the outlet side of membrane compressor and heat exchanger one is provided with
Air bleeding valve, two ports of the cold end of heat exchanger one are connected with cooling-water machine, the another port in the hot junction of heat exchanger one and cooling bay
One end connected by pipeline, the pipeline between heat exchanger one and cooling bay be provided with flowmeter, pressure gauge one, thermometer one,
Object to be cooled is equipped with cooling bay, the other end of cooling bay is connected with a port in the hot junction of heat exchanger two by pipeline,
Pipeline and flow where pipeline between cooling bay and heat exchanger two is provided with pressure gauge two, thermometer two, inlet valve, inlet valve
A lateral is connected between two pipelines of pipeline where meter, the lateral is provided with by-passing valve, heat exchanger two
The another port in hot junction is connected by the inlet end of pipeline and membrane compressor, the membrane compressor also respectively with heat exchange
The cold end two-port of device one, two is connected by pipeline.
2. a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment according to claim 1
System, it is characterised in that：The gas access of the air accumulator is also connected with air supply tank by pipeline, and the pipeline subtracts provided with tonifying Qi
Pressure valve.
3. a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment according to claim 1
System, it is characterised in that：Vacuum meter, thermocouple are provided with the cooling bay, cooling bay is also connected with mechanical pump, molecular pump, described
Mechanical pump and molecular pump are used for the environment vacuum degree for maintaining object to be cooled, and vacuum meter is used to detect that the environment of object to be cooled is true
Reciprocal of duty cycle, thermocouple is used for the temperature for detecting object to be cooled.
4. a kind of closed-loop recirculatory mixing wastewater with air cooling system suitable for fusion reactor hot environment according to claim 2
System, it is characterised in that：Refrigerant is equipped with the air accumulator, air supply tank, refrigerant uses helium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321794.5A CN107221356A (en) | 2017-05-09 | 2017-05-09 | Suitable for the closed-loop recirculatory mixing wastewater with air cooling system of fusion reactor hot environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710321794.5A CN107221356A (en) | 2017-05-09 | 2017-05-09 | Suitable for the closed-loop recirculatory mixing wastewater with air cooling system of fusion reactor hot environment |
Publications (1)
| Publication Number | Publication Date |
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| CN107221356A true CN107221356A (en) | 2017-09-29 |
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| CN201710321794.5A Pending CN107221356A (en) | 2017-05-09 | 2017-05-09 | Suitable for the closed-loop recirculatory mixing wastewater with air cooling system of fusion reactor hot environment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018227976A1 (en) * | 2017-06-16 | 2018-12-20 | 西南石油大学 | Helium gas experiment loop device for fusion reactor |
| CN109548361A (en) * | 2018-10-16 | 2019-03-29 | 中国科学院合肥物质科学研究院 | A kind of equipment water-cooling system based on Superconducting tokamak device |
| CN110739086A (en) * | 2019-10-22 | 2020-01-31 | 中国科学院合肥物质科学研究院 | auxiliary loop for Tokamak fusion device cooling power generation system |
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Patent Citations (4)
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| CN103259233A (en) * | 2013-04-17 | 2013-08-21 | 中国科学院等离子体物理研究所 | Active cooling type room temperature terminal used for current lead |
| CN104331093A (en) * | 2014-08-26 | 2015-02-04 | 中国科学院等离子体物理研究所 | Liquid nitrogen level automatic control device in fusion diagnostic device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018227976A1 (en) * | 2017-06-16 | 2018-12-20 | 西南石油大学 | Helium gas experiment loop device for fusion reactor |
| CN109548361A (en) * | 2018-10-16 | 2019-03-29 | 中国科学院合肥物质科学研究院 | A kind of equipment water-cooling system based on Superconducting tokamak device |
| CN110739086A (en) * | 2019-10-22 | 2020-01-31 | 中国科学院合肥物质科学研究院 | auxiliary loop for Tokamak fusion device cooling power generation system |
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Application publication date: 20170929 |
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