CN204130193U - Mobile radioactive liquid waste liquid evaporating - Google Patents
Mobile radioactive liquid waste liquid evaporating Download PDFInfo
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- CN204130193U CN204130193U CN201420509599.7U CN201420509599U CN204130193U CN 204130193 U CN204130193 U CN 204130193U CN 201420509599 U CN201420509599 U CN 201420509599U CN 204130193 U CN204130193 U CN 204130193U
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Abstract
The utility model discloses a kind of mobile radioactive liquid waste liquid evaporating, comprise vehicle, be fixedly installed on the casing on vehicle and be arranged on the steam recompression evaporation system in casing, steam recompression evaporation system comprises heat interchanger, evaporator and for the vapour compression machine to concentration by vapor compressor heating liquid, vehicle can realize freely walking of bulk treatment device, make it can not be fixedly installed on a ground, each radioactive liquid waste generation point can be arrived according to demand and carry out liquid waste processing, improve treating apparatus utilization factor, reduce enterprise's fixed investment, and by arranging vapour compression machine and heat interchanger, untreated original solution and the steam heat exchange in heat interchanger after vapour compression machine compression heating, both the advantage of traditional vapo(u)rization system had been maintained, utilize again the vaporization potential preheating original solution of steam, without the need to external heating steam, greatly reduce single unit system energy consumption, meet the requirement of energy-saving and emission-reduction in commercial production.
Description
Technical field
The utility model relates to radioactive liquid waste and meets an urgent need and fragmentary radioactive liquid waste processing technology field, particularly a kind of mobile radioactive liquid waste liquid evaporating.
Background technology
China's nuclear industry, through development for many years, defines the complete nuclear fuel cycle industry chain (supply chain) from uranium mining to spentnuclear fuel aftertreatment.For the radioactive liquid waste that each link produces, each nuclear facilities all establishes the fixed radioactive liquid waste treatment facility/device of ripe through engineering approaches application, its all kinds of radioactive liquid wastes produced under can well processing nuclear facilities accidental conditions, the water quality after process reaches emission request.
For a large amount of radioactive liquid wastes that Fukushima nuclear accident produces, Japan have employed the multinational mobile radioactive liquid liquid waste treatment system provided, due to the feature that it is flexible, Fukushima first nuclear power station can be arrived at rapidly, alleviate the emergency processing pressure of Fukushima radioactive liquid waste to a certain extent; Or be about to start retired, the treatment facility of its low level waste water will be finally implement retired nuclear facilities to the many old facilities of China's nuclear industry, and the process of the secondary liquid waste that itself is retired produced is a difficult problem; For the low probability waste liquid that domestic AP1000 nuclear power station produces under design basis operating mode, after fixing treatment facility process, cannot emission request be reached, a set of portable liquid waste treating apparatus need be set up.Above radioactive liquid waste all cannot adopt existing fixed liquid waste processing installation security, process in time, effectively.
And evaporation concentration technique obtains engineer applied already in the middle of the radioactive liquid waste process of China's nuclear industry, its advantage is that concentrated effect is better, treatment effeciency is higher, and clean effect is better, is particularly suitable for process salt content higher, composition is more complicated, and the waste liquid that its concentration range changes greatly.Though this technology can well process the radioactive liquid waste under major accident, elimination of nuclear facilities latter stage and nuclear power station design basis operating mode.But traditional evaporating and concentrating process energy consumption is very high, need huge steam supply system as corresponding supporting, not only do not meet society's proposal of energy-saving and emission-reduction, and add the production cost of enterprise.Vapo(u)rization system is huge, equipment is high, floor area is large, is unfavorable for forming portable liquid waste treating apparatus.
Therefore, need to develop a set of mobile radioactive liquid waste liquid evaporating, the process of fragmentary radioactive liquid waste can be carried out according to demand, improve treating apparatus utilization factor, reduce enterprise's fixed investment, reduce system energy consumption; And can be used for radioactive liquid waste emergency processing, be the necessary means of nuclear accident mitigation strategy and protection of the environment.
Utility model content
In view of this, the utility model provides a kind of mobile radioactive liquid waste liquid evaporating, makes it not be fixedly installed on a ground, the process of fragmentary radioactive liquid waste can be carried out according to demand, improve treating apparatus utilization factor, reduce enterprise's fixed investment, reduce system energy consumption; And can be used for radioactive liquid waste emergency processing, be the necessary means of nuclear accident mitigation strategy and protection of the environment.
Mobile radioactive liquid waste liquid evaporating of the present utility model, comprise tractor, the steam recompression evaporation system being fixedly installed on the casing on tractor and being arranged in casing, steam recompression evaporation system comprises heat interchanger, evaporator and for the vapour compression machine to concentration by vapor compressor heating liquid, heat interchanger is dividing wall type structure, it comprises cold fluid runner and hot fluid runner, the fluid end that enters of evaporator is communicated with the fluid end that goes out of the cold fluid runner of heat interchanger, the fluid end that enters of vapour compression machine is communicated with the steam (vapor) outlet of evaporator, the fluid end that goes out of vapour compression machine is communicated with the fluid end that enters of the hot fluid runner of heat interchanger.
Further, steam recompression evaporation system also comprises for producing the steam-water separator that in steam, vapour is separated with water in evaporator, steam-water separator be embedded vibrational power flow in described evaporator inner upper end, or to be arranged on the connecting pipeline of vapour compression machine and evaporator.
Further, steam recompression evaporation system also comprises ebullator, and the fluid end that enters of ebullator is communicated with the concentrated solution outlet of evaporator, and the fluid end that goes out of ebullator is communicated with the fluid end that enters of evaporator.
Further, steam recompression evaporation system also comprises electric heater, and electric heater is arranged on external pipe that evaporator enters fluid end or is arranged at evaporator inside.
Further, steam recompression evaporation system also comprises the condenser for condensation fluid after heat exchange, the import of the hot fluid pipeline of condenser is communicated with the fluid end that goes out of the hot fluid runner of heat interchanger, the outlet of the cold fluid pipeline of condenser is communicated with the fluid end that enters of the cold fluid runner of heat interchanger, and the import of the cold fluid pipeline of waste liquid condenser flows into.
Further, steam recompression evaporation system also comprises the vacuum pump for being discharged by the inconduc after condenses or heat exchange.
Further, steam-water separator be centrifugal type or/and absorbent-type steam-water separator, when for absorbent-type steam-water separator, its steam inside passage is arranged at least one deck mesh pad.
Further, electric heater is electric resistance heater, infrared heater or electromagnetic heater.
The beneficial effects of the utility model: mobile radioactive liquid waste liquid evaporating of the present utility model, tractor can realize freely walking of bulk treatment device, make it can not be fixedly installed on a ground, each waste liquid generation point can be arrived according to demand and carry out liquid waste processing, improve treating apparatus utilization factor, reduce enterprise's fixed investment, and by arranging vapour compression machine and heat interchanger, untreated original solution and the steam heat exchange in heat interchanger after vapour compression machine compression heating, both the advantage of traditional vapo(u)rization system had been maintained, utilize again the vaporization potential preheating original solution of steam, without the need to external heating steam, greatly reduce single unit system energy consumption, meet the requirement of energy-saving and emission-reduction in commercial production.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the utility model structural representation.
Embodiment
As shown in Figure 1: the mobile radioactive liquid waste liquid evaporating of the present embodiment, comprise tractor, the steam recompression evaporation system being fixedly installed on the casing on tractor and being arranged in casing, steam recompression evaporation system comprises heat interchanger 1, evaporator 2 and for the vapour compression machine 3 to concentration by vapor compressor heating liquid, heat interchanger 1 is dividing wall type structure, it comprises cold fluid runner and hot fluid runner, the fluid end that enters of evaporator 2 is communicated with the fluid end that goes out of the cold fluid runner of heat interchanger 1, the fluid end that enters of vapour compression machine 3 is communicated with the steam (vapor) outlet of evaporator 2, the fluid end that goes out of vapour compression machine 3 is communicated with the fluid end that enters of the hot fluid runner of heat interchanger 1, waste liquid is when carrying out evaporation process, what first flow to evaporator from the cold fluid runner of heat interchanger enters fluid end, it is original solution after filtering in cold fluid runner, the fluid egress point of evaporator has two, and one is steam (vapor) outlet, and one is the concentrated solution outlet after evaporation, in addition, heat interchanger, connection between evaporator and vapour compression machine are realized by pipeline, and concrete connected mode is prior art, does not repeat them here.
In the present embodiment, steam recompression evaporation system also comprises for producing in evaporator 2 steam-water separator 4 that in steam, vapour is separated with water, steam-water separator 4 be embedded vibrational power flow in described evaporator 2 inner upper end, or be arranged on the connecting pipeline of vapour compression machine 3 and evaporator 2; Vapour in the steam produced by flash-pot by steam-water separator is separated with water, and the mist in the middle of removing, steam-water separator can be arranged on evaporator outside, also accessible site is installed and is arranged at evaporator inside, when steam-water separator is arranged on outside, the steam end that enters of steam-water separator is communicated with the steam (vapor) outlet of evaporator, and the steam end that goes out of steam-water separator is communicated with the fluid end that enters of vapour compression machine, and vapour compression machine institute influent stream body is steam.
In the present embodiment, steam recompression evaporation system also comprises ebullator 5, and the fluid end that enters of ebullator 5 is communicated with the concentrated solution outlet of evaporator 2, and the fluid end that goes out of ebullator 5 is communicated with the fluid end that enters of evaporator 2; By ebullator, the concentrate produced after evaporation is forced to enter the evaporation of evaporator Inner eycle, improve evaporation effect, ensure steam treatment rate.
In the present embodiment, steam recompression evaporation system also comprises electric heater 6, and electric heater 6 is arranged on external pipe that evaporator 2 enters fluid end or to be arranged at evaporator 2 inner; Electric heater can be used for the heat supplement during system start-up and operation, and ensure that enough heat of vaporization produce steam, electric heater can be placed on the front pipeline of evaporator inlet (entering fluid end), also can be placed in evaporator.
In the present embodiment, steam recompression evaporation system also comprises the condenser 7 for condensation fluid after heat exchange, the import of the hot fluid pipeline of condenser 7 is communicated with the fluid end that goes out of the hot fluid runner of heat interchanger 1, the outlet of the cold fluid pipeline of condenser is communicated with the fluid end that enters of the cold fluid runner of heat interchanger, and the import of the cold fluid pipeline of described waste liquid condenser flows into; Condenser is existing structure, it includes the hot fluid pipeline of cold fluid pipeline and the heat donor fluid circulation of circulating for liquid coolant, wherein, the self cooling fluidic pipe inlets inflow of original solution and the hot fluid in hot fluid pipeline after heat interchanger are contacted by duct wall and carry out heat exchange; Original solution carries out heat exchange at the hot fluid in condenser and after heat interchanger heat exchange in advance, namely this original solution carries out twice preheating in advance in this device, once in condenser, secondary is in heat interchanger, make original solution when entering in evaporator, there is uniform temperature, compared to prior art, greatly reduce overall energy consumption.
In the present embodiment, steam recompression evaporation system also comprises the vacuum pump 8 for being discharged by the inconduc after condenses or heat exchange; For the inconduc after condenses is extracted out, or when not using condenser, the inconduc of steam after heat exchange is extracted out.
In the present embodiment, steam-water separator 4 be centrifugal type or/and absorbent-type steam-water separator 4, when for absorbent-type steam-water separator 4, its steam inside passage is arranged at least one deck mesh pad; Steam-water separator can be centrifugal structure, also can be absorbent-type structure, certainly, also can be the complex of two kinds of structures, wherein, the steam inside passage of absorbent-type steam-water separator arranges one or more layers wire netting, for improving the separating effect of vapour and water or mist.
In the present embodiment, electric heater 6 is electric resistance heater, infrared heater or electromagnetic heater; Certainly, also can be the electric heater of other version.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (8)
1. a mobile radioactive liquid waste liquid evaporating, it is characterized in that: comprise tractor, the steam recompression evaporation system being fixedly installed on the casing on tractor and being arranged in casing, described steam recompression evaporation system comprises heat interchanger, evaporator and for the vapour compression machine to concentration by vapor compressor heating liquid, described heat interchanger is dividing wall type structure, it comprises cold fluid runner and hot fluid runner, the fluid end that enters of described evaporator is communicated with the fluid end that goes out of the cold fluid runner of described heat interchanger, the fluid end that enters of described vapour compression machine is communicated with the steam (vapor) outlet of described evaporator, the fluid end that goes out of vapour compression machine is communicated with the fluid end that enters of the hot fluid runner of described heat interchanger.
2. mobile radioactive liquid waste liquid evaporating according to claim 1, it is characterized in that: described steam recompression evaporation system also comprises for producing the steam-water separator that in steam, vapour is separated with water in evaporator, described steam-water separator be embedded vibrational power flow in described evaporator inner upper end, or to be arranged on the connecting pipeline of described vapour compression machine and described evaporator.
3. mobile radioactive liquid waste liquid evaporating according to claim 1, it is characterized in that: described steam recompression evaporation system also comprises ebullator, the fluid end that enters of described ebullator is communicated with the concentrated solution outlet of described evaporator, and the fluid end that goes out of described ebullator is communicated with the fluid end that enters of described evaporator.
4. mobile radioactive liquid waste liquid evaporating according to claim 1, it is characterized in that: described steam recompression evaporation system also comprises electric heater, described electric heater is arranged on external pipe that described evaporator enters fluid end or to be arranged at described evaporator inner.
5. mobile radioactive liquid waste liquid evaporating according to claim 1, it is characterized in that: described steam recompression evaporation system also comprises the condenser for condensation fluid after heat exchange, the import of the hot fluid pipeline of condenser is communicated with the fluid end that goes out of the hot fluid runner of heat interchanger, the outlet of the cold fluid pipeline of condenser is communicated with the fluid end that enters of the cold fluid runner of heat interchanger, and the import of the cold fluid pipeline of described waste liquid condenser flows into.
6. the mobile radioactive liquid waste liquid evaporating according to the arbitrary claim of claim 1-5, is characterized in that: described steam recompression evaporation system also comprises the vacuum pump for being discharged by the inconduc after condenses or heat exchange.
7. mobile radioactive liquid waste liquid evaporating according to claim 2, it is characterized in that: described steam-water separator is that centrifugal type is or/and absorbent-type steam-water separator, when for absorbent-type steam-water separator, its steam inside passage is arranged at least one deck mesh pad.
8. the mobile radioactive liquid waste liquid evaporating according to the arbitrary claim of claim 4, is characterized in that: described electric heater is electric resistance heater, infrared heater or electromagnetic heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509599.7U CN204130193U (en) | 2014-09-05 | 2014-09-05 | Mobile radioactive liquid waste liquid evaporating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509599.7U CN204130193U (en) | 2014-09-05 | 2014-09-05 | Mobile radioactive liquid waste liquid evaporating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204130193U true CN204130193U (en) | 2015-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420509599.7U Withdrawn - After Issue CN204130193U (en) | 2014-09-05 | 2014-09-05 | Mobile radioactive liquid waste liquid evaporating |
Country Status (1)
| Country | Link |
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| CN (1) | CN204130193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392758A (en) * | 2014-09-05 | 2015-03-04 | 中电投远达环保工程有限公司 | Mobile radioactive waste liquid evaporation treatment device |
| CN107918345A (en) * | 2016-10-08 | 2018-04-17 | 航天晨光股份有限公司 | A kind of nuclear power MVR automation control systems and its control method |
-
2014
- 2014-09-05 CN CN201420509599.7U patent/CN204130193U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104392758A (en) * | 2014-09-05 | 2015-03-04 | 中电投远达环保工程有限公司 | Mobile radioactive waste liquid evaporation treatment device |
| CN104392758B (en) * | 2014-09-05 | 2017-04-05 | 中电投远达环保工程有限公司 | Mobile radioactive liquid waste liquid evaporating |
| CN107918345A (en) * | 2016-10-08 | 2018-04-17 | 航天晨光股份有限公司 | A kind of nuclear power MVR automation control systems and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20170405 |