CN205011406U - Coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system - Google Patents
Coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system Download PDFInfo
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- CN205011406U CN205011406U CN201520546633.2U CN201520546633U CN205011406U CN 205011406 U CN205011406 U CN 205011406U CN 201520546633 U CN201520546633 U CN 201520546633U CN 205011406 U CN205011406 U CN 205011406U
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Abstract
The utility model provides a coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system, including the stoste collecting pit, still include economic benefits and social benefits MVC vaporization system, these economic benefits and social benefits MVC vaporization system includes vapor compressor, a first evaporator, a steam generator, a second evaporator, the 2nd steam generator, the one or three solenoid valve, the two or three solenoid valve and the three or three solenoid valve, after concatenating, a first evaporimeter and a steam generator constitute first branch road, the one end of this first branch road and the two or three solenoid valve's first interface meet, the other end of this first branch road and the one or three solenoid valve's first interface meet, after concatenating, second evaporimeter and the 2nd steam generator constitute the second branch road. Be provided with online filter in the stoste collecting pit. The utility model has the characteristics of simple structure is reasonable, flexible operation, energy consumption are low.
Description
Technical field
The utility model relates to a kind of coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system.
Background technology
Chinese patent literature CN101851046A discloses device and the application method thereof of a kind of coking wastewater deep treatment and full reuse on October 06th, 2010, comprise pretreatment system and biochemical treatment system, it is characterized in that: the outlet through the coking chemical waste water of pre-treatment after biochemical treatment is connected with described membrane bioreactor; The water outlet of described membrane bioreactor is connected with described oxide treatment assembly; The water outlet of described oxidization processing system is connected with described reverse osmosis membrane treatment component; A water outlet of described reverse osmosis membrane treatment component is connected with described dense water evaporation and crystallization system; Another outlet of described reverse osmosis membrane treatment component is connected with reuse water tank.
Utility model content
The purpose of this utility model aims to provide a kind of simple and reasonable, a kind of coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system that flexible operation, energy consumption are low, to overcome weak point of the prior art.
By a kind of coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system that this object designs, comprise stock solution collection pond, its constitutional features also comprises economic benefits and social benefits MVC vapo(u)rization system, this economic benefits and social benefits MVC vapo(u)rization system comprises vapour compressor, the first vaporizer, the first vapour generator, the second vaporizer, the second vapour generator, the first three-way solenoid valve, the second three-way solenoid valve and the 3rd three-way solenoid valve
Form the first branch road after first vaporizer and the first vapour generator serial connection, one end of this first branch road connects with the first interface of the second three-way solenoid valve, and the other end of this first branch road connects with the first interface of the first three-way solenoid valve,
Form the second branch road after second vaporizer and the second vapour generator serial connection, one end of this second branch road connects with the 3rd interface of the second three-way solenoid valve, and the other end of this second branch road connects with the first interface of the 3rd three-way solenoid valve,
Second interface of the second three-way solenoid valve connects with one end of vapour compressor, and the other end of vapour compressor connects with the second interface of the 3rd three-way solenoid valve,
3rd interface of the 3rd three-way solenoid valve connects with the second interface of the first three-way solenoid valve,
3rd interface of the first three-way solenoid valve accesses between the 3rd interface of the second three-way solenoid valve and one end of the second branch road,
Vapour compressor, the first three-way solenoid valve, the second three-way solenoid valve and the 3rd three-way solenoid valve are electrically connected with central controller respectively.
Further, pot strainer is provided with in described stock solution collection pond.
Further, described coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system, also comprises heat reclamation device and stripping tower.
A treatment process for coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system, is characterized in that comprising the following steps:
Step one, coking chemical waste water stoste imported in stock solution collection pond and carry out pre-treatment, pre-treatment adopts the precipitator method and secondary filtration method,
The precipitator method be the suspended solids utilized in coking chemical waste water stoste can settling property, produce sinking effect under gravity, reach solid particulate,
Secondary filtration method the supernatant liquid in the coking chemical waste water stoste in stock solution collection pond after precipitation process is sent into pot strainer carry out secondary deep filtration;
Step 2, import heat reclamation device by through pre-treatment precipitation and the coking chemical waste water stoste after filtering, the distilled water reclaimed with heat reclamation device carries out energy exchange, and coking chemical waste water stoste is heated, and distilled water is cooled;
Step 3, the temperature of the coking chemical waste water stoste obtained through step 2 is 90 DEG C ~ 95 DEG C, this coking chemical waste water stoste is evenly sprayed in stripping tower by the top of nozzle from stripping tower; Simultaneously, enter from the outlet introducing portion steam of the vapour compressor of economic benefits and social benefits MVC vapo(u)rization system from the bottom of stripping tower, this some vapor is utilized to carry out stripping to coking chemical waste water stoste, remove the volatile phenol in coking chemical waste water stoste, the coking chemical waste water stoste after stripping enters follow-up economic benefits and social benefits MVC vapo(u)rization system and carries out evaporation concentration;
Condensation will be carried out containing phenol exhaust steam by condenser system through stripping gained, condenser system is made up of condensed in two stages device, first step condenser utilizes cooling circulating water to carry out condensation, second stage condenser utilizes the frozen water lower than cooling temperature of circulating water to carry out condensation, guarantee containing phenols energy total condensation in phenol exhaust steam, waste gas qualified discharge;
Step 4, sends the coking chemical waste water stoste obtained through step 3 into economic benefits and social benefits MVC vapo(u)rization system and concentrates;
Economic benefits and social benefits MVC vapo(u)rization system comprises the first effect MVC vapo(u)rization system and the second effect MVC vapo(u)rization system; First imitates MVC vapo(u)rization system and shares a set of vapour compressor with the second effect MVC vapo(u)rization system,
First effect MVC vapo(u)rization system comprises the first vaporizer and the first vapour generator, and the second effect MVC vapo(u)rization system comprises the second vaporizer and the second vapour generator;
Be specially: by the first effect MVC vapo(u)rization system, the salt in coking chemical waste water stoste is concentrated to 3800mg/L ~ 9400mg/L from 2000mg/L ~ 5000mg/L; The boiling point of coking chemical waste water stoste rises 0.5 DEG C ~ 1.0 DEG C relative to the boiling point of pure water,
Deliver to the second effect MVC vaporizer continue concentrated by concentrating the coking chemical waste water stoste obtained through the first effect MVC vapo(u)rization system, by the second effect MVC vapo(u)rization system, the salt in coking chemical waste water stoste is concentrated to 3000mg/L ~ 7500mg/L,
The boiling point of the coking chemical waste water stoste after being concentrated by the second effect MVC vapo(u)rization system rises 1 DEG C ~ 2 DEG C relative to the boiling point of pure water;
First effect MVC vapo(u)rization system and the second effect MVC vapo(u)rization system are all respectively equipped with recycle pump;
Each recycle pump is by the liquor pump in the hot well of respective MVC vapo(u)rization system to nozzle, and liquid is formed film by the outside evenly spraying the heat exchanger tube in respective MVC vapo(u)rization system, forms secondary steam after evaporation;
Wherein,
The secondary steam that first effect MVC vapo(u)rization system produces delivers to the second effect MVC vapo(u)rization system as thermal source; First effect MVC vapo(u)rization system produces the vaporizer heated side that secondary steam is sent to the second effect MVC vapo(u)rization system, transfer heat to the cold side waste water of the second effect MVC vapo(u)rization system, the secondary steam of the first effect MVC vapo(u)rization system is condensed formation distilled water, and the cold side waste water of the second effect MVC vapo(u)rization system is formed by evaporation to secondary steam;
The secondary steam that second effect MVC vapo(u)rization system generates is inhaled into vapour compressor, by vapour compressor effect, the pressure and temperature of this secondary steam gets a promotion, the vaporizer heating that this secondary steam after pressure-raising temperature raising enters the first effect MVC vapo(u)rization system is surveyed, transfer heat to the cold side waste water of the first effect MVC vapo(u)rization system, this secondary steam is condensed formation distilled water, and the cold side waste water of the first effect MVC vapo(u)rization system is formed by evaporation to secondary steam;
First effect MVC vapo(u)rization system being produced distilled water and second imitate after distilled water that MVC vapo(u)rization system produces collects, and is flashed to and distills in water pot, the distilled water feeding heat reclamation device of generation;
Step 5, sends into two thermal source pump circulation crystallizer and continues condensing crystal evaporate to dryness, outer row after noncondensable gas cooling by the coking chemical waste water stoste after step 4 concentrates; The distilled water produced sends into heat reclamation device;
Step 6, sends the coking chemical waste water stoste obtained through step 5 into solid-liquid separation system, and wherein, solid is separated out, and two thermal source pump circulation crystallizers that remaining liquid is sent in step 5 carry out condensing crystal evaporate to dryness again;
Step 7, in step 2, the distilled water reuse after cooled.
Pre-treatment in the utility model adopts the precipitator method and secondary filtration method, what utilize suspended solids in water can settling property, produce sinking effect under gravity, reach solid particulate, supernatant liquid again enters 30 μm of automatic on-line strainers and carries out secondary deep filtration, reaches the content effectively reducing the SS in coking chemical waste water stoste.
The coking chemical waste water stoste after pre-treatment sedimentation and filtration in the utility model enters heat reclamation device, by carrying out energy exchange with the distilled water that reclaims in heat reclamation device, coking chemical waste water stoste is heated, distilled water is cooled, and this heat reclamation device is related to the key of the energy consumption height of whole treatment system.
The first effect MVC vapo(u)rization system in the utility model produces distilled water and second and imitates after distilled water that MVC vapo(u)rization system produces collects, be flashed in distillation water pot, flash distillation very effective elimination can may condense to gas in distilled water again, promotes the quality of distilled water simultaneously.
The utility model comprises economic benefits and social benefits MVC vapo(u)rization system, this economic benefits and social benefits MVC vapo(u)rization system comprises vapour compressor, first vaporizer, first vapour generator, second vaporizer, second vapour generator, first three-way solenoid valve, second three-way solenoid valve and the 3rd three-way solenoid valve, wherein, the first branch road is formed after first vaporizer and the first vapour generator serial connection, one end of this first branch road connects with the first interface of the second three-way solenoid valve, the other end of this first branch road connects with the first interface of the first three-way solenoid valve, the second branch road is formed after second vaporizer and the second vapour generator serial connection, one end of this second branch road connects with the 3rd interface of the second three-way solenoid valve, the other end of this second branch road connects with the first interface of the 3rd three-way solenoid valve, second interface of the second three-way solenoid valve connects with one end of vapour compressor, the other end of vapour compressor connects with the second interface of the 3rd three-way solenoid valve, 3rd interface of the 3rd three-way solenoid valve connects with the second interface of the first three-way solenoid valve, 3rd interface of the first three-way solenoid valve accesses between the 3rd interface of the second three-way solenoid valve and one end of the second branch road, vapour compressor, first three-way solenoid valve, second three-way solenoid valve and the 3rd three-way solenoid valve are electrically connected with central controller respectively, control the first three-way solenoid valve, the second three-way solenoid valve and the 3rd three-way solenoid valve respectively by central controller and can realize two kinds of operating mode: as the operating mode of MVC and the operating mode as the dual-purpose two thermal source pump circulation crystallizers of MED-TC.When running as MVC, comprise vapour generator and the vaporizer of vapour compressor and two cover parallel connections, wherein, vapour compressor, the first vapour generator and the first vaporizer connect successively and form a set of vapo(u)rization system, vapour compressor, the second vapour generator and the second vaporizer connect successively and form another set of vapo(u)rization system, now, utilize vapour compressor as promotion.When running as MED-TC, comprise vapour compressor or steam jet device and two cover vapour generator and vaporizers, wherein, vapour compressor or steam jet device, the first vapour generator, the first vaporizer, the second vapour generator and the second vaporizer connect successively
In sum, the utility model has simple and reasonable, that flexible operation, energy consumption are low feature.
Accompanying drawing explanation
Fig. 1 is the FB(flow block) of the utility model one embodiment.
Fig. 2 is the economic benefits and social benefits MVC vapo(u)rization system schematic diagram in the utility model.
Fig. 3 is that economic benefits and social benefits MVC vapo(u)rization system is as schematic flow sheet during MVC.
Fig. 4 is that economic benefits and social benefits MVC vapo(u)rization system is as schematic flow sheet during MED-TC pump circulation crystallized region.
In figure: 1 is the first vaporizer, 2 is the first vapour generator, and 3 is the first three-way solenoid valve, and 4 is the second three-way solenoid valve, and 5 is the second vaporizer, and 6 is the second vapour generator, and 7 is vapour compressor, and 8 is the 3rd three-way solenoid valve, and 9 is central controller.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
See Fig. 1-Fig. 4, this coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system, comprise stock solution collection pond, also comprise economic benefits and social benefits MVC vapo(u)rization system, this economic benefits and social benefits MVC vapo(u)rization system comprises vapour compressor 7, first vaporizer 1, first vapour generator 2, second vaporizer 5, second vapour generator 6, first three-way solenoid valve 3, second three-way solenoid valve 4 and the 3rd three-way solenoid valve 8, wherein, first vaporizer 1 and the first vapour generator 2 are connected in series rear formation first branch road, one end of this first branch road connects with the first interface a of the second three-way solenoid valve 4, the other end of this first branch road connects with the first interface d of the first three-way solenoid valve 3, second vaporizer 5 and the second vapour generator 6 are connected in series rear formation second branch road, one end of this second branch road connects with the 3rd interface c of the second three-way solenoid valve 4, the other end of this second branch road connects with the first interface g of the 3rd three-way solenoid valve 8, second interface b of the second three-way solenoid valve 4 connects with one end of vapour compressor 7, the other end of vapour compressor 7 connects with the second interface h of the 3rd three-way solenoid valve 8, 3rd interface i of the 3rd three-way solenoid valve 8 connects with the second interface e of the first three-way solenoid valve 3, 3rd interface f of the first three-way solenoid valve 3 accesses between the 3rd interface c of the second three-way solenoid valve 4 and one end of the second branch road, vapour compressor 7, first three-way solenoid valve 3, second three-way solenoid valve 4 and the 3rd three-way solenoid valve 8 are electrically connected with central controller 9 respectively.
In the present embodiment, pot strainer is provided with in described stock solution collection pond.Described coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system, also comprises heat reclamation device and stripping tower.
A treatment process for coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system comprises the following steps:
Step one, coking chemical waste water stoste imported in stock solution collection pond and carry out pre-treatment, pre-treatment adopts the precipitator method and secondary filtration method,
The precipitator method be the suspended solids utilized in coking chemical waste water stoste can settling property, produce sinking effect under gravity, reach solid particulate,
Secondary filtration method the supernatant liquid in the coking chemical waste water stoste in stock solution collection pond after precipitation process is sent into pot strainer carry out secondary deep filtration;
Step 2, import heat reclamation device by through pre-treatment precipitation and the coking chemical waste water stoste after filtering, the distilled water reclaimed with heat reclamation device carries out energy exchange, and coking chemical waste water stoste is heated, and distilled water is cooled;
Step 3, the temperature of the coking chemical waste water stoste obtained through step 2 is 90 DEG C ~ 95 DEG C, this coking chemical waste water stoste is evenly sprayed in stripping tower by the top of nozzle from stripping tower; Simultaneously, enter from the outlet introducing portion steam of the vapour compressor of economic benefits and social benefits MVC vapo(u)rization system from the bottom of stripping tower, this some vapor is utilized to carry out stripping to coking chemical waste water stoste, remove the volatile phenol in coking chemical waste water stoste, the coking chemical waste water stoste after stripping enters follow-up economic benefits and social benefits MVC vapo(u)rization system and carries out evaporation concentration;
Condensation will be carried out containing phenol exhaust steam by condenser system through stripping gained, condenser system is made up of condensed in two stages device, first step condenser utilizes cooling circulating water to carry out condensation, second stage condenser utilizes the frozen water lower than cooling temperature of circulating water to carry out condensation, guarantee containing phenols energy total condensation in phenol exhaust steam, waste gas qualified discharge;
Step 4, sends the coking chemical waste water stoste obtained through step 3 into economic benefits and social benefits MVC vapo(u)rization system and concentrates;
Economic benefits and social benefits MVC vapo(u)rization system comprises the first effect MVC vapo(u)rization system and the second effect MVC vapo(u)rization system; First imitates MVC vapo(u)rization system and shares a set of vapour compressor 7 with the second effect MVC vapo(u)rization system,
First effect MVC vapo(u)rization system comprises the first vaporizer 1 and the first vapour generator 2, second effect MVC vapo(u)rization system comprises the second vaporizer 5 and the second vapour generator 6;
Coking chemical waste water stoste after degassed process enters economic benefits and social benefits MVC vapo(u)rization system, and less energy-consumption MVC evaporation technology is the evaporation technology that in current existing evaporation technology, energy consumption efficiency is the highest.This evaporation technology mainly uses the characteristic of steam, and when steam is compressed by vapour compressor, its pressure and temperature is progressively promoted.The steam that temperature is higher enters in the heat transfer tube of vaporizer, and cold water is at the outer spray of pipe, and steam is formation water of condensation in pipe, and the heat of steam passes to the spray water outside pipe, evaporates continuously like this.In the entire system, the input of energy only have the motor of vapour compressor and little steam to supplement just can keeping system steady running.
The coking chemical waste water stoste sent here squeezes into heat exchanger through pump, with the distilled water heat exchange of the system of discharge.
Be specially: by the first effect MVC vapo(u)rization system, the salt in coking chemical waste water stoste is concentrated to 3800mg/L ~ 9400mg/L from 2000mg/L ~ 5000mg/L; The boiling point of coking chemical waste water stoste rises 0.5 DEG C ~ 1.0 DEG C relative to the boiling point of pure water,
Deliver to the second effect MVC vaporizer continue concentrated by concentrating the coking chemical waste water stoste obtained through the first effect MVC vapo(u)rization system, by the second effect MVC vapo(u)rization system, the salt in coking chemical waste water stoste is concentrated to 3000mg/L ~ 7500mg/L,
The boiling point of the coking chemical waste water stoste after being concentrated by the second effect MVC vapo(u)rization system rises 1 DEG C ~ 2 DEG C relative to the boiling point of pure water;
First effect MVC vapo(u)rization system and the second effect MVC vapo(u)rization system are all respectively equipped with recycle pump;
Each recycle pump is by the liquor pump in the hot well of respective MVC vapo(u)rization system to nozzle, and liquid is formed film by the outside evenly spraying the heat exchanger tube in respective MVC vapo(u)rization system, forms secondary steam after evaporation;
Wherein,
The secondary steam that first effect MVC vapo(u)rization system produces delivers to the second effect MVC vapo(u)rization system as thermal source; First effect MVC vapo(u)rization system produces the vaporizer heated side that secondary steam is sent to the second effect MVC vapo(u)rization system, transfer heat to the cold side waste water of the second effect MVC vapo(u)rization system, the secondary steam of the first effect MVC vapo(u)rization system is condensed formation distilled water, and the cold side waste water of the second effect MVC vapo(u)rization system is formed by evaporation to secondary steam;
The secondary steam that second effect MVC vapo(u)rization system generates is inhaled into vapour compressor, by vapour compressor effect, the pressure and temperature of this secondary steam gets a promotion, the vaporizer heating that this secondary steam after pressure-raising temperature raising enters the first effect MVC vapo(u)rization system is surveyed, transfer heat to the cold side waste water of the first effect MVC vapo(u)rization system, this secondary steam is condensed formation distilled water, and the cold side waste water of the first effect MVC vapo(u)rization system is formed by evaporation to secondary steam;
First effect MVC vapo(u)rization system being produced distilled water and second imitate after distilled water that MVC vapo(u)rization system produces collects, and is flashed to and distills in water pot, the distilled water feeding heat reclamation device of generation.
When system starts, directly add economic benefits and social benefits MVC vapo(u)rization system by Boiler Steam, need the Boiler Steam of about 3000kg/h at every turn, and after starting 1 ~ 2 hour, economic benefits and social benefits MVC vapo(u)rization system can run well; The boiler of 0 ~ 500kg/h is about needed to supplement steam when economic benefits and social benefits MVC vapo(u)rization system is normally run.
Step 5, sends into two thermal source pump circulation crystallizer and continues condensing crystal evaporate to dryness, outer row after noncondensable gas cooling by the coking chemical waste water stoste after step 4 concentrates; The distilled water produced sends into heat reclamation device;
Step 6, sends the coking chemical waste water stoste obtained through step 5 into solid-liquid separation system, and wherein, solid is separated out, and two thermal source pump circulation crystallizers that remaining liquid is sent in step 5 carry out condensing crystal evaporate to dryness again;
Step 7, in step 2, the distilled water reuse after cooled.
Vapour compressor in Fig. 4 also can adopt steam jet device to be substituted, and can obtain and above-mentioned substantially identical technique effect, vapour compressor electric energy is converted into heat energy, and steam jet device does power with steam, and steam jet device is by kinetic transformation heat energy.
As for two thermal source pump circulation crystallizer, can be used as MVC or dual-purpose as MED-TC.
When running as MVC, vapour compressor is utilized to promote, two cover vapour generators and vaporizer parallel connection, share a set of vapour compressor, two covers vapo(u)rization system (comprising vapour generator and vaporizer) can isolate separately cleaning or maintenance, do not affect another set of vapo(u)rization system to run, when wherein a set of vapo(u)rization system isolation is cleaned or overhauled, whole system still can keep more than 80% steam capability.
When the vapour compressor trouble shooting of crystallized region, vapour compressor temperature raising is not enough or owner has a more residue steam time, crystallized region can be selected to use as one two effect MED-TC, utilizes Steam Actuation.
The technical indicator of original coking chemical waste water stoste is:
| PH value: | 6～9 |
| SS content: | 200mg/L～1000mg/L |
| TDS content: | 2000mg/L～5000mg/L |
| Ammonia-nitrogen content: | 50mg/L–100mg/L |
| COD： | 500mg/L–6000mg/L |
| Oils: | 100mg/L–200mg/L |
| Volatile phenol: | 200mg/L–1000mg/L |
| Total cyanide: | 10mg/L–25mg/L |
After the technical scheme adopting the utility model to provide carries out Treatment of Coking Effluent, the technical indicator of water quality is:
| PH value: | 6～9 |
| SS content: | Be not more than 10mg/L |
| TDS content: | Be not more than 45mg/L |
| Ammonia-nitrogen content: | Be not more than 25mg/L |
| COD： | Be not more than 100mg/L |
| Oils: | Be not more than 10mg/L |
| Volatile phenol: | Be not more than 0.5mg/L |
| Total cyanide: | Be not more than 0.5mg/L |
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system, comprise stock solution collection pond, it is characterized in that also comprising economic benefits and social benefits MVC vapo(u)rization system, this economic benefits and social benefits MVC vapo(u)rization system comprises vapour compressor (7), the first vaporizer (1), the first vapour generator (2), the second vaporizer (5), the second vapour generator (6), the first three-way solenoid valve (3), the second three-way solenoid valve (4) and the 3rd three-way solenoid valve (8)
The first branch road is formed after first vaporizer (1) and the first vapour generator (2) serial connection, one end of this first branch road connects with the first interface (a) of the second three-way solenoid valve (4), the other end of this first branch road connects with the first interface (d) of the first three-way solenoid valve (3)
The second branch road is formed after second vaporizer (5) and the second vapour generator (6) serial connection, one end of this second branch road connects with the 3rd interface (c) of the second three-way solenoid valve (4), the other end of this second branch road connects with the first interface (g) of the 3rd three-way solenoid valve (8)
Second interface (b) of the second three-way solenoid valve (4) connects with one end of vapour compressor (7), the other end of vapour compressor (7) connects with the second interface (h) of the 3rd three-way solenoid valve (8)
3rd interface (i) of the 3rd three-way solenoid valve (8) connects with the second interface (e) of the first three-way solenoid valve (3),
3rd interface (f) of the first three-way solenoid valve (3) accesses between the 3rd interface (c) of the second three-way solenoid valve (4) and one end of the second branch road,
Vapour compressor (7), the first three-way solenoid valve (3), the second three-way solenoid valve (4) and the 3rd three-way solenoid valve (8) are electrically connected with central controller (9) respectively.
2. coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system according to claim 1, is characterized in that being provided with pot strainer in described stock solution collection pond.
3. coking chemical waste water evaporate to dryness crystallization zero release distilled water recycling processing system according to claim 1, is characterized in that also comprising heat reclamation device and stripping tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520546633.2U CN205011406U (en) | 2015-07-24 | 2015-07-24 | Coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520546633.2U CN205011406U (en) | 2015-07-24 | 2015-07-24 | Coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system |
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| CN205011406U true CN205011406U (en) | 2016-02-03 |
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| CN201520546633.2U Withdrawn - After Issue CN205011406U (en) | 2015-07-24 | 2015-07-24 | Coking wastewater evaporation to dryness crystallization zero release distilled water retrieval and utilization processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105036221A (en) * | 2015-07-24 | 2015-11-11 | 中山沃尔威多水处理设备有限公司 | Zero-release recycling treatment system and method for distilled water formed by evaporating and crystallizing coking wastewater |
-
2015
- 2015-07-24 CN CN201520546633.2U patent/CN205011406U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105036221A (en) * | 2015-07-24 | 2015-11-11 | 中山沃尔威多水处理设备有限公司 | Zero-release recycling treatment system and method for distilled water formed by evaporating and crystallizing coking wastewater |
| CN105036221B (en) * | 2015-07-24 | 2017-05-24 | 中山沃尔威多水处理设备有限公司 | Zero-release recycling treatment system and method for distilled water formed by evaporating and crystallizing coking wastewater |
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