CN109821346A - Gas recovery system for oil is adsorbed in a kind of adsorbent absorption-activation resurrection-again - Google Patents
Gas recovery system for oil is adsorbed in a kind of adsorbent absorption-activation resurrection-again Download PDFInfo
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- CN109821346A CN109821346A CN201910215397.9A CN201910215397A CN109821346A CN 109821346 A CN109821346 A CN 109821346A CN 201910215397 A CN201910215397 A CN 201910215397A CN 109821346 A CN109821346 A CN 109821346A
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Abstract
The present invention relates to a kind of adsorbent absorption-activation resurrection-adsorbs gas recovery system for oil again, and the recovery system specifically includes that alternating realization oil gas absorption is arranged in blower, vacuum pump, pair of parellel with sucking oil gas air Mixture and the adsorption-desorption tower of oil gas desorption, automated conversion system, thermal cycle desorb consolidation system, the adsorption forced system of SAPMAC method, SAPMAC method refrigerator, refrigeration system, recycling can, the control valve and connecting pipeline for controlling control system and corresponding matched different role that whole system is run.The present invention applies the compound desorption rejuvenation method of a variety of desorption modes synergistic effect, the method of operation combined by multiple autonomous system diversifications, have complementary advantages, disadvantage present in traditional single adsorption method use process has been reduced or avoided, desorption and regeneration effect, adsorption efficiency and the service life of adsorbent are greatly improved, realizes that whole system is energy-efficient, low emission operation.
Description
Technical field
The present invention relates to oil gas reclaiming technical technology field, oil is adsorbed in especially a kind of adsorbent absorption-activation resurrection-again
Gas recovery system.
Background technique
Petroleum and products thereof production, storage and transportation, sale and using etc. during it is readily volatilized and produce oil and gas leakage, no
Huge economic loss is only caused, but also seriously pollutes atmospheric environment and leaves fire hazard.Oil gas include there are many it is toxic,
Harmful volatile organic matter, or form photochemical fog, O3Concentration increases, the important precursor of Organic aerosol, right
Atmospheric environment forms haze weather and plays the role of adding fuel to the flames.Oil gas and larger range of VOCs pollution are related to all trades and professions
(i.e. universe), brought environmental problem are also paid close attention to by entire society.It can be seen that being carried out to oil gas rationally efficient
Recycling can not only reduce the waste of resource, can also make favorable attributes to environment.
The Method means of Investigation of Petroleum Vapor Recovery Technology have much at present, but essential core technical idea include absorption process, absorption
Method, condensation method etc..Wherein absorption method is widely used as a kind of common oil-gas recovery method, and adsorbs means phase with other
In conjunction with foring various petroleum vapor recovery group technologies.But the relatively good active carbon of absorption property is usually selected to make in absorption method
For adsorbent, and the device heat of adsorption of active carbon recycling oil gas is higher, and adsorption temp rises very fast.What is generated in adsorption process is big
Amount heat of adsorption not only reduces the adsorption efficiency of adsorbent, and excessively high adsorption temp is also possible to that the safeties such as fire can be caused
Hidden danger.
In the prior art, it mostly uses adsorption tower to carry out petroleum vapor recovery gas to handle oil gas, desorption gimmick is vacuum
Pump desorption；Or first pass through after adsorption tanks adsorb oil gas, recycle pipeline and vacuum pump that adsorption tower is carried out Vacuum solutions
It inhales, reconnects condenser, reach the recycling purpose being adsorbed as supplemented by main condenser.But currently used adsorbent desorption means
Single, technique is cumbersome, inefficiency, has seriously affected the absorption service life of the adsorbents such as active carbon, causes vast resources waste.
Summary of the invention
The technical problem to be solved by the present invention is the present invention provides a kind of absorption in order to overcome the deficiencies in the existing technology
Gas recovery system for oil is adsorbed in agent absorption-activation resurrection-again, brings back to life by using the compound desorption of a variety of desorption modes synergistic effect
Method forms the integrated recovery system of a set of circulation absorption, simplifies process means, improves the utilization rate of adsorbent and utilizes effect
Rate.
The technical solution adopted by the present invention to solve the technical problems is: a kind of adsorbent absorption, and-activation resurrection-is adsorbed again
There is gas recovery system for oil the blower of sucking oil gas air Mixture, pair of parellel setting alternately to realize oil gas absorption and oil gas
The adsorption-desorption tower of desorption, recycling can, thermal cycle desorption consolidation system, the adsorption forced system of SAPMAC method, SAPMAC method refrigerator, system
Cooling system and the control system of control whole system operation, are equipped between the adsorption-desorption tower and realize a pair of of adsorption-desorption tower
The alternately automated conversion system of oil gas absorption and oil gas desorption, wherein
Adsorption-desorption tower: including being located at the adsorbent heat restoring system on adsorption-desorption tower tower body top, being located at adsorption-desorption
The adsorption-desorption consolidation system of tower tower body lower part；The adsorbent added in adsorption-desorption tower is the compound suction of graphene+active carbon
Attached dose or silica gel+active carbon compound-type adsorbent, proportion 1: 5~1: 15 or silica gel and work between the graphene and active carbon
Property charcoal between proportion be 1: 3~1: 10；
Refrigeration system: there is sequentially connected refrigeration compressor, air-cooled condenser and thermal cycle heat exchanger；
SAPMAC method refrigerator: having SAPMAC method cool room and S type water sealing (sealing water) pipe, and the refrigerator pipes are located at SAPMAC method refrigeration
Room；
Thermal cycle desorbs consolidation system: with heat source water tank, the thermal cycle water pump of connection heat source water tank water outlet and company
Connect the heat exchanger tube of heat source water tank water inlet end；Thermal cycle desorbs the part of heat energy in consolidation system from thermal cycle in refrigeration system
The heat that heat exchanger exchanges for；
The adsorption forced system of SAPMAC method: with cold source water tank, the cold circulating pump of connection cold source water tank water outlet and company
Connect the refrigerator pipes at cold source water tank water intake end；Part cold source in the adsorption forced system of SAPMAC method exchanges for from SAPMAC method cool room
Cooling capacity；
Automated conversion system: there are import four-way valve, outlet four-way valve, parallel more opening inlet tubes and parallel more
Be open outlet tube, and outlet four-way valve is connect with refrigerator pipes and heat exchanger tube respectively, import four-way valve respectively with thermal cycle water pump and cold
Water circulating pump connection；The upper end import of import four-way valve and lower end import are mutual exclusion state, the left end outlet of import four-way valve with
Right end outlet is mutual exclusion state；The left end import and right end import for exporting four-way valve are mutual exclusion state, export the upper end of four-way valve
Outlet is mutual exclusion state with lower end outlet；
The fan outlet is connect with adsorption-desorption tower bottom, and adsorption-desorption tower is connected with the vacuum for realizing vacuum in tower
Pump, vacuum pump outlet are connected with surge tank, and surge tank top exit is connect with SAPMAC method cool room, and SAPMAC method cool room bottom is logical
S type water sealing (sealing water) pipe is crossed to be connected with recycling can entrance.
Specifically, the adsorbent heat restoring system includes several heating rods and connects with heating rod with the insulation of quantity
The end of a thread, the tower body of adsorption-desorption tower are connected with temperature sensor, and the adsorption-desorption consolidation system has several uniform up and down
It is distributed in the intracorporal coil pipe of adsorption-desorption tower tower, the temperature of the adsorbent heat restoring system is controlled at 60~95 DEG C, described strong
Changing thermal cycle system temperature control in adsorption-desorption system, at 65~95 DEG C, SAPMAC method system temperature is controlled at 5~15 DEG C.
Further, the blower, which leads on the pipeline of adsorption-desorption tower, is connected with autosampler and chromatography in turn
Instrument, adsorption-desorption tower upper end outlet are connected with fire arrester, and fire arrester export pipeline communicates with exhaust emissions outlet and at pipeline end
End is connected with autosampler and chromatograph in turn, and adsorption-desorption tower top end has a gas access, adsorption-desorption tower bottom and true
Empty pump intake connects and realizes adsorption-desorption tower inner vacuum and vacuum breaker.
In the refrigeration system, the refrigerant lines outlet of refrigeration compressor exchanges heat by air-cooled condenser and thermal cycle
The refrigerant lines entrance of device is connected, and the refrigerant lines outlet of thermal cycle heat exchanger is by electro hydraulic valve and SAPMAC method cool room
Refrigerant lines entrance be connected, the refrigerant lines of the outlet of the refrigerant lines of SAPMAC method cool room and refrigeration compressor enter
Mouth is connected.
The heat source tank outlet is connected with heat recirculated water pump intake, under heat recirculated water pump discharge and import four-way valve
End entrance is connected；Cold source tank outlet is connected with cool circulation water pump intake, on cool circulation water pump discharge and import four-way valve
End entrance is connected.
The beneficial effects of the present invention are: the present invention uses the compound desorption resurrection side of two adsorption-desorption towers synergistic effect
Method carries out multiple combinations desorption as needed, has complementary advantages, avoids disadvantage present in single adsorption method use process；
System structure is simply easily installed operation, and occupied area is small, saves installation and operating cost；It can will freeze in technical process, change
The energy of thermal process loss is recycled, more energy-efficient.By the way that SAPMAC method process is arranged, reduce in adsorption process
Security risk, improve the utilization rate and utilization efficiency of adsorbent, increase recovering effect reduces concentration of oil and gas discharged simultaneously.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of adsorption-desorption tower of the present invention.
In figure: 2. triple valves, 3. blowers, 5. autosamplers, 6. chromatographs, 9. adsorption-desorption towers, 16. fire arresters, 19.
Pyrogen water tank, 20. thermal cycle water pumps, 21. thermal cycles desorption consolidation system, 22. outlet four-way valves, 23. import four-way valves, 24.
The parallel inlet tube that is open, the 26. parallel outlet tubes that are open, 28. automated conversion systems, 29. cold source water tanks, 30. cold follow more more
Ring water pump, the adsorption forced system of 31. SAPMAC methods, 44. vacuum pumps, 46. surge tanks, 49.S type water sealing (sealing water) pipe, 51. recycling cans, 53. is cold
Circularly cooling room, 54. refrigerator pipes, 55. SAPMAC method refrigerators, 56. refrigeration systems, 57. electro hydraulic valves, 58. refrigeration compressors, 59.
Air-cooled condenser, 60. thermal cycle heat exchangers, 61. heat exchanger tubes, 62. coil pipes, 65. adsorption-desorption consolidation systems, 66. insulation joints
Head, 68. heating rods, 69. adsorbent heat restoring systems, 70. control systems.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
In the present embodiment, when gas (mainly oil gas air Mixture, gas flow 500Nm are come in scene3/ h, gas temperature
Degree is room temperature) it is recovered, 8 DEG C of SAPMAC method system temperature, 70 DEG C of thermal cycle system temperature, it is desirable that gas concentration in emission <
25g/m3。
Gas recovery system for oil is adsorbed in a kind of adsorbent absorption-activation resurrection-as shown in Figure 1 again, has sucking oil gas empty
Blower 3, two of gas gaseous mixture be arranged side by side the adsorption-desorption tower 9 for alternately realizing oil gas absorption and oil gas desorption, recycling can 51,
It is whole that thermal cycle desorbs consolidation system 21, the adsorption forced system 31 of SAPMAC method, SAPMAC method refrigerator 55, refrigeration system 56 and control
The control system 70 of set system operation is equipped between the adsorption-desorption tower 9 and realizes a pair of of adsorption-desorption tower 9 alternately oil gas
The automated conversion system 28 with oil gas desorption is adsorbed, passes through piping connection between each system.
As shown in Fig. 2, the adsorption-desorption tower 9: the adsorbent heat including being located at 9 tower body top of adsorption-desorption tower brings back to life system
System 69, the adsorption-desorption consolidation system 65 positioned at 9 tower body lower part of adsorption-desorption tower.Specifically, the adsorbent heat brings back to life system
Including several heating rods 68 and with heating rod 68 with the insulation joint head 66 of quantity, the tower body of adsorption-desorption tower 9 connects system 69
There is temperature sensor, the adsorption-desorption consolidation system 65 has to be evenly distributed in 9 body of adsorption-desorption tower tower above and below several
Coil pipe 62.
By being opened and closed different valves, above-mentioned two adsorption-desorption towers 9 can realize oil gas absorption and oil gas desorption, to protect
Demonstrate,prove the steady continuous service of process flow.
Exhaust port and outside air opening are equipped at the top of the adsorption-desorption tower 9, lower section enters equipped with fuel-air mixture
Mouthful.The tower body height of adsorption-desorption tower 9 is 1.4m~15m, and diameter is 0.5m~2.5m, is provided with 3~6 coil pipes in tower body
62。
Further, the temperature of adsorbent heat restoring system 69 controls hot in 60~95 DEG C, adsorption-desorption consolidation system 65
At 65~95 DEG C, SAPMAC method system temperature is controlled at 5~15 DEG C the control of circulating system temperature.
The adsorbent stored in the adsorption-desorption tower 9 is the compound absorption of graphene+active carbon under certain proportion
Silica gel+active carbon compound-type adsorbent under agent or certain proportion, wherein the proportion between graphene and active carbon is 1: 5~1:
15, the proportion between silica gel and active carbon is 1: 3~1: 10.
Thermal cycle desorbs consolidation system 21: if by heat source water tank 19, thermal cycle water pump 20, heat exchanger tube 61,62 groups of dry coil pipe
At the outlet of heat source water tank 19 is connected with 20 entrance of thermal cycle water pump, the hot bath in general control adsorption-desorption tower 9
Temperature is 65~95 DEG C.
The adsorption forced system 31 of SAPMAC method, if by cold source water tank 29, cold circulating pump 30, refrigerator pipes 54,62 groups of dry coil pipe
At the outlet of cold source water tank 29 is connected with 30 entrance of cold circulating pump, and the cold water bath temperature in general control adsorption-desorption tower 9 is
5~15 DEG C.
SAPMAC method refrigerator 55: there is SAPMAC method cool room 53 and S type water sealing (sealing water) pipe 49, the refrigerator pipes 54 are located at cold
Circularly cooling room 53, SAPMAC method cool room 53 contain refrigerator pipes pipeline and refrigerant lines, to be the adsorption forced system of SAPMAC method
System 31 provides part cooling capacity.
Refrigeration system 7: having sequentially connected refrigeration compressor 58, air-cooled condenser 59 and thermal cycle heat exchanger 60,
Wherein thermal cycle heat exchanger 60 contains heat exchanger tube pipeline and refrigerant lines, provides portion to desorb for thermal cycle and strengthen 21 systems
Divide heat.
Automated conversion system 28: there is import four-way valve 23, outlet four-way valve 22, respectively correspond the setting of adsorption-desorption tower 9
Two parallel more parallel outlet tubes 26 that are open of opening inlet tube 24, two more, 23 upper end of import four-way valve
Import and lower end import are mutual exclusion state, and left end outlet is mutual exclusion state with right end outlet；Similarly, 21 left end of four-way valve is exported
Import and right end import are mutual exclusion state, and upper end outlet and lower end outlet are mutual exclusion state.
In automated conversion system 28, parallel 24 entrances of inlet tube that are open of the outlet of 23 left end of import four-way valve and left side more
It is connected, 23 right end of import four-way valve is exported to be connected with parallel more opening 24 entrances of inlet tube on right side.
Disk inside multiple outlets adsorption-desorption tower 9 corresponding with its left side of parallel more opening inlet tubes 24 in left side
62 entrance of pipe is connected, and the outlet of coil pipe 62 inside adsorption-desorption tower 9 is corresponding with parallel more opening outlet tubes 26 in left side
Multiple entrances are connected.
Parallel more opening inlet tube more than 24 export 62 entrance phase of coil pipe corresponding with 9 inside of adsorption-desorption tower on right side
It connects, the multiple entrance phases corresponding with the parallel mostly opening outlet tube 26 on right side of the outlet of coil pipe 62 inside adsorption-desorption tower 9
Connection.
Parallel more opening outlet tubes 26 outlet in left side is connected with outlet 22 left end entrance of four-way valve, the parallel connection on right side
Formula mostly opening outlet tube 26 outlet is connected with outlet 22 right end entrance of four-way valve.
The outlet of outlet 22 lower end of four-way valve is connected with 61 entrance of heat exchanger tube, the outlet of heat exchanger tube 61 and 19 entrance of heat source water tank
It is connected.
Outlet 22 upper end outlet of four-way valve is connected with 54 entrance of refrigerator pipes, the outlet of refrigerator pipes 54 and 29 entrance of cold source water tank
It is connected；The outlet of thermal cycle water pump 20 is connected with the 23 lower end import of import four-way valve, the outlet of cold circulating pump 30 and import four
22 upper end import of port valve is connected.
The automated conversion system 28 can be automatically switched according to site technique situation.
3 input end of blower is equipped with triple valve 2, and the outlet of blower 3 is connect with 9 bottom of adsorption-desorption tower, adsorption-desorption
Tower 9 is connected with the vacuum pump 44 for realizing vacuum in tower, and the outlet of vacuum pump 44 is connected with surge tank 46,46 top exit of surge tank with
SAPMAC method cool room 53 connects, and 53 bottom of SAPMAC method cool room is connected by S type water sealing (sealing water) pipe 49 with 51 entrance of recycling can.
The blower 3, which leads on the pipeline of adsorption-desorption tower 9, is connected with autosampler 5 and chromatograph 6 in turn, adsorbs
9 upper end outlet of desorber is connected with fire arrester 16, and 16 export pipeline of fire arrester communicates and with exhaust emissions outlet in line end
It is connected with autosampler 5 and chromatograph 6 in turn, the autosampler 5 and chromatograph 6 constitute the detection of chromatography gas concentration
System, the gas concentration detection system carry out gas concentration detection using chromatograph 6, by using autosampler 5, when setting
Between interval to sample automatically, monitor entire gas recovery system for oil operating condition.
9 bottom of adsorption-desorption tower connect with 44 entrance of vacuum pump and realizes 9 inner vacuum of adsorption-desorption tower and vacuum breaker.
In the refrigeration system 56, the refrigerant lines outlet of refrigeration compressor 58 is followed by air-cooled condenser 59 with heat
The refrigerant lines entrance of ring heat exchanger 60 is connected, the outlet of the refrigerant lines of thermal cycle heat exchanger 60 by electro hydraulic valve 57 with
The refrigerant lines entrance of SAPMAC method cool room 53 is connected, the refrigerant lines outlet of SAPMAC method cool room 53 and refrigerant compression
The refrigerant lines entrance of machine 58 is connected.
Multiple control valves, pressure gauge and temperature sensor are provided on above-mentioned process line, as required to realize system
Effective control of operation.
The recovery system carries out petroleum vapor recovery technique and is summarized as follows:
Oil gas mixes with air gas and is passed through system under the effect of blower 3 by control valve and triple valve 2, and a little oil gas passes through
Autosampler 5 measures and records lower absorption inlet gas concentration levels into chromatograph 6.
Most of fuel-air mixture then enters in the adsorption-desorption tower 9 in left side, and after mixed gas enters in tower, oil gas is inhaled
Adsorbent in attached desorber 9 is adsorbed, and the tower top of the low content tail gas after adsorbing from absorption desorber 9 passes through fire arrester 16
It is emitted into atmosphere, wherein a little tail gas enters the measurement of chromatograph 6 by autosampler 5 and monitors exhaust emissions situation.
When the adsorption-desorption tower 9 on right side is in adsorbed state, the adsorption-desorption tower 9 in left side is in desorption state, adjustment
The 23 upper end import of import four-way valve is connected with right end outlet, and lower end import is connected with left end outlet；Outlet four is adjusted simultaneously
22 right end import of port valve is connected with upper end outlet, and left end import is connected with lower end outlet, in the adsorption-desorption tower 9 for making right side
Coil pipe 62 be in SAPMAC method, the coil pipe 62 in the adsorption-desorption tower 9 in left side is in thermal cycle；
Or when the adsorption-desorption tower 9 in left side is in adsorbed state, the adsorption-desorption tower 9 on right side is in desorption state,
Adjustment 23 upper end import of import four-way valve is connected with left end outlet, and lower end import is connected with right end outlet, adjustment outlet four
22 right end import of port valve is connected with lower end outlet, and left end import is connected with upper end outlet, in the adsorption-desorption tower 9 for making left side
Coil pipe 62 be in SAPMAC method, the coil pipe 62 in right side adsorption-desorption tower 9 is in thermal cycle.
After the absorption of adsorption-desorption tower 9 when right side reaches breakthrough point, by the control between the adsorption-desorption tower 9 and vacuum pump 44
Valve processed is opened the control valve between exhaust port and is closed；It simultaneously will be between the adsorption-desorption tower 9 and vacuum pump 44 in left side
Control valve is closed opens with the control valve between exhaust port, while will be at the top of outside air and left side adsorption-desorption tower 9
Control valve between outside air opening is closed, and two adsorption-desorption towers 9 are exactly such cyclic switching and realize absorption-desorption
Be carried out continuously, to guarantee the continuous operation of gas recovery system for oil.
When adsorption-desorption tower 9 on right side carries out oil gas desorption recycling, the adsorbent heat for closing tower internal upper part early period is brought back to life
System 69, but retain the adsorption-desorption consolidation system 65 that lower part is in cycling situation, it is vacuumized, is carried out true by vacuum pump 44
Oil gas desorption technique, pumping high-concentration oil gas are combined in sky+thermal desorption；After reaching absolute vacuum and maintaining certain setting time,
It opens the control valve between outside air and 9 top entry of right side adsorption-desorption tower and carries out 9 inside vacuum breaker of adsorption-desorption tower, and
The heating rod 68 for opening 9 top of adsorption-desorption tower activates adsorbent heat restoring system 69, carries out adsorbent heat purging activation and brings back to life
Technique, deep activation adsorbent simultaneously obtain higher concentration oil gas.
Fuel-air mixture by desorbing in adsorption-desorption tower 9 buffers lower part in surge tank 46 after fire arrester 16
Divide steam, a little fuel-air mixture enters the monitoring of chromatograph 6 by autosampler 5 and records desorption gas concentration, then feeds back
62 temperature of coil pipe in vacuum degree and adsorption-desorption tower 9 is adjusted to control system 70 to control desorption concentration；And it is most of highly concentrated
Degree fuel-air mixture is condensed into oil product by SAPMAC method cool room 53, then passes through the S type water sealing (sealing water) pipe of 53 lower end of SAPMAC method cool room
The oil product of condensation is flowed into recycling can 51 by 49 certainly, and then the oil product in recycling can 51 flows out other processing of progress, condensation process again
Tail gas afterwards, which through triple valve 2 is incorporated to scene, to be carried out gas and enters blower 3, then is adsorbed recycling circular treatment.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. a kind of adsorbent absorption ,-activation resurrection-adsorbs gas recovery system for oil again, has the wind of sucking oil gas air Mixture
Machine, pair of parellel setting alternately realize that the adsorption-desorption tower, recycling can, thermal cycle desorption of oil gas absorption and oil gas desorption strengthen system
The control system of system, the adsorption forced system of SAPMAC method, SAPMAC method refrigerator, refrigeration system and control whole system operation, institute
State the automatic conversion system for being equipped between adsorption-desorption tower and realizing a pair of of adsorption-desorption tower alternately oil gas absorption and oil gas desorption
System, it is characterized in that:
Adsorption-desorption tower: including being located at the adsorbent heat restoring system on adsorption-desorption tower tower body top, being located at adsorption-desorption tower tower
The adsorption-desorption consolidation system of body lower part；The adsorbent added in adsorption-desorption tower is graphene+active carbon compound-type adsorbent
Or silica gel+active carbon compound-type adsorbent, proportion 1: 5~1: 15 or silica gel and active carbon between the graphene and active carbon
Between proportion be 1: 3~1: 10；
Refrigeration system: there is sequentially connected refrigeration compressor, air-cooled condenser and thermal cycle heat exchanger；
SAPMAC method refrigerator: there is SAPMAC method cool room and S type water sealing (sealing water) pipe, the refrigerator pipes to be located at SAPMAC method cool room；
Thermal cycle desorbs consolidation system: with heat source water tank, connecting the thermal cycle water pump of heat source water tank water outlet and connects heat
The heat exchanger tube at source water tank water intake end；Thermal cycle desorbs the part of heat energy in consolidation system from thermal cycle heat exchange in refrigeration system
The heat that device exchanges for；
The adsorption forced system of SAPMAC method: it with cold source water tank, connects the cold circulating pump of cold source water tank water outlet and connects cold
The refrigerator pipes at source water tank water intake end；Part cold source in the adsorption forced system of SAPMAC method exchanges for cold from SAPMAC method cool room
Amount；
Automated conversion system: there is import four-way valve, outlet four-way valve, parallel more opening inlet tubes and parallel more openings
Outlet tube, outlet four-way valve connect respectively with refrigerator pipes and heat exchanger tube, import four-way valve respectively with thermal cycle water pump and SAPMAC method
Water pump connection；The upper end import and lower end import of import four-way valve are mutual exclusion state, the left end outlet of import four-way valve and right end
Outlet is mutual exclusion state；The left end import and right end import for exporting four-way valve are mutual exclusion state, export the upper end outlet of four-way valve
It is mutual exclusion state with lower end outlet；
The fan outlet is connect with adsorption-desorption tower bottom, and adsorption-desorption tower is connected with the vacuum pump for realizing vacuum in tower,
Vacuum pump outlet is connected with surge tank, and surge tank top exit is connect with SAPMAC method cool room, and SAPMAC method cool room bottom passes through S
Type water sealing (sealing water) pipe is connected with recycling can entrance.
2. adsorbent absorption as described in claim 1 ,-activation resurrection-adsorbs gas recovery system for oil, it is characterized in that: described again
Adsorbent heat restoring system includes several heating rods and the insulation joint head with heating rod with quantity, the tower body of adsorption-desorption tower
It is connected with temperature sensor, the adsorption-desorption consolidation system has to be evenly distributed in adsorption-desorption tower tower body above and below several
Coil pipe, the temperature of the adsorbent heat restoring system controls the thermal cycle in the reinforcing adsorption-desorption system at 60~95 DEG C
At 65~95 DEG C, SAPMAC method system temperature is controlled at 5~15 DEG C for system temperature control.
3. adsorbent absorption as described in claim 1 ,-activation resurrection-adsorbs gas recovery system for oil, it is characterized in that: described again
Blower, which leads on the pipeline of adsorption-desorption tower, is connected with autosampler and chromatograph in turn, the connection of adsorption-desorption tower upper end outlet
There is fire arrester, fire arrester export pipeline communicates with exhaust emissions outlet and is connected with autosampler and color in turn in line end
Spectrometer, adsorption-desorption tower top end have gas access, and adsorption-desorption tower bottom connect with vacuum pump inlet and realizes adsorption-desorption
Tower inner vacuum and vacuum breaker.
4. adsorbent absorption as described in claim 1 ,-activation resurrection-adsorbs gas recovery system for oil, it is characterized in that: described again
In refrigeration system, the refrigerant lines of air-cooled condenser and thermal cycle heat exchanger are passed through in the refrigerant lines outlet of refrigeration compressor
Entrance is connected, and the refrigerant lines outlet of thermal cycle heat exchanger enters by the refrigerant lines of electro hydraulic valve and SAPMAC method cool room
Mouth is connected, and the refrigerant lines outlet of SAPMAC method cool room is connected with the refrigerant lines entrance of refrigeration compressor.
5. adsorbent absorption as described in claim 1 ,-activation resurrection-adsorbs gas recovery system for oil, it is characterized in that: described again
Heat source tank outlet is connected with heat recirculated water pump intake, and heat recirculated water pump discharge is connected with import four-way valve lower inlet；
Cold source tank outlet is connected with cool circulation water pump intake, and cool circulation water pump discharge is connected with end entrance on import four-way valve.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111876191A (en) * | 2020-07-23 | 2020-11-03 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Novel combined oil gas recovery system and oil gas recovery method |
| CN112691503A (en) * | 2021-03-24 | 2021-04-23 | 天津市博昱科技服务有限公司 | Safe, efficient and convenient cyclic adsorption and desorption process and adsorption and desorption tower |
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