CN205275280U - Torch unit sewage treatment system - Google Patents

Torch unit sewage treatment system Download PDF

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Publication number
CN205275280U
CN205275280U CN201521087154.5U CN201521087154U CN205275280U CN 205275280 U CN205275280 U CN 205275280U CN 201521087154 U CN201521087154 U CN 201521087154U CN 205275280 U CN205275280 U CN 205275280U
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CN
China
Prior art keywords
water
tank
torch
sealed tank
water sealed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201521087154.5U
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Chinese (zh)
Inventor
杨红波
黄斌
国金华
罗春桃
井云环
刘春萌
潘强
吴跃
杨磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenhua Group Corp Ltd
Shenhua Ningxia Coal Industry Group Co Ltd
Original Assignee
Shenhua Group Corp Ltd
Shenhua Ningxia Coal Industry Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenhua Group Corp Ltd, Shenhua Ningxia Coal Industry Group Co Ltd filed Critical Shenhua Group Corp Ltd
Priority to CN201521087154.5U priority Critical patent/CN205275280U/en
Application granted granted Critical
Publication of CN205275280U publication Critical patent/CN205275280U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a torch unit sewage cycle system, elevator pump under high -pressure gas -liquid separation jar, low pressure gas -liquid separation jar and SRU gas -liquid separation jar, high pressure flare water sealed tank, low pressure flare water sealed tank, SRU torch water sealed tank, pollution stormwater tank and liquid, it is used for receiving industry water and comes from to pollute the stormwater tank the overflow water of high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank, the elevator pump is arranged in carrying the water that pollutes the stormwater tank extremely under the liquid high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank. The utility model discloses a but torch unit sewage treatment system cyclic utilization water seal water, the loss that can reduce industry water, reduction sewage are arranged outward, alleviate follow -up water processing system's load.

Description

Torch unit sewage disposal system
Technical field
This utility model belongs to coal chemical technology, particularly a kind of torch unit sewage disposal system.
Background technology
At present, the process of torch unit sewage is adopt torch storm-water system by coal chemical technology, it is that high pressure flare gas is carried out gas-liquid separation through high-pressure gas-liquid knockout drum, isolated liquid venting out-of-bounds incinerator unit, isolated gas is sent to torch burning system after water under high pressure sealed cans water-bath washing; Through low-pressure gas-liquid knockout drum, low-pressure flare gas is carried out gas-liquid separation, isolated liquid venting out-of-bounds incinerator unit, and isolated gas is sent to torch burning system after low pressure water sealed tank water-bath washing; Through SRU knockout drum, SRU (SRU refers to sulfur recovery unit) torch gas is carried out gas-liquid separation, and isolated liquid venting out-of-bounds incinerator unit, isolated gas is sent to torch burning system after SRU water sealed tank water-bath washing. This torch storm-water system, the water that overflow goes out from three water sealed tanks is immediately discharged to sewage disposal system, causes sewage disposal difficulty to increase, and environmental pollution is more serious.
Torch storm-water system, at driving initial operating stage, has been improved by Shen Ning group olefin hydrocarbon making by coal project, and each for torch unit water sealed tank overflow water is collected to contaminated rain water groove, then through contaminated rain water pump discharge to sewage disposal system. But because device torch gas discharge capacity each during test run is big, in discharge gas, COD and oil content are higher, cause that in water sealed tank overflow water, COD and oil content all exceed Con trolling index, and substantial amounts of sewage drains into sewage disposal system, causes sewage disposal difficulty to be greatly improved.
At present, it is adopt above-mentioned technique mostly that domestic torch contaminated rain water processes system, thus causes blowdown flow rate big, the problems such as water treatment system difficulty is big, load is high.
Utility model content
The purpose of this utility model is in that to provide a kind of torch unit sewage disposal system, this torch unit sewage disposal system reusable edible water seal water, the loss of industry water can be reduced, reduce wastewater disposition, reduce the difficulty of water treatment system, alleviate the load of follow-up water treatment system.
The technical solution of the utility model is achieved in the following ways:
A kind of torch unit effluent cycle system, including elevator pump under high-pressure gas-liquid knockout drum, low-pressure gas-liquid knockout drum and SRU knockout drum, high pressure flare water sealed tank, low pressure flare water sealed tank, SRU torch water sealed tank, contaminated rain water pond and liquid;
Described high-pressure gas-liquid knockout drum for carrying out gas-liquid separation to the high pressure flare gas from high pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described high pressure flare water sealed tank is for washing and be delivered to torch burning system to the gas from described high-pressure gas-liquid knockout drum;
Described low-pressure gas-liquid knockout drum for carrying out gas-liquid separation to the low-pressure flare gas from low pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described low pressure flare water sealed tank is for washing and be delivered to torch burning system to the gas from described low-pressure gas-liquid knockout drum;
Described SRU knockout drum for carrying out gas-liquid separation to the SRU torch gas from SRU flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described SRU torch water sealed tank is for washing and be delivered to torch burning system to the gas from described SRU knockout drum;
Described contaminated rain water pond is for receiving industry water and the overflow water from described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank;
Under described liquid, elevator pump for being delivered to described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank by the water in described contaminated rain water pond.
Preferably, it is provided with sewage treatment unit and tank in described contaminated rain water pond;
Described sewage treatment unit is for receiving industry water and from the overflow water of described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank and process to remove pollutant to it;
Described tank is for receiving from the water of described sewage treatment unit and it is carried out homogenizing all measuring adjustment;
Under described liquid, elevator pump is for being delivered to described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank by the water of described tank.
Preferably, described sewage treatment unit includes Sedimentation tank, and described Sedimentation tank is for receiving industry water and from the overflow water of described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank and settle to remove solid pollutant to it.
Preferably, described Sedimentation tank includes one-level Sedimentation tank and two grades of Sedimentation tanks;
Described one-level Sedimentation tank is for receiving industry water and from the overflow water of described high pressure flare water sealed tank, low pressure flare water sealed tank and SRU torch water sealed tank and settle to remove solid pollutant to it;
Described two grades of Sedimentation tanks are for receiving from the overflow water of described one-level Sedimentation tank and settling to remove remaining solid pollutant to it.
Preferably, described sewage treatment unit also includes grease removal tank and oil scavenge pump;
Described grease removal tank is used for receiving the overflow water from described Sedimentation tank stratification;
Described oil scavenge pump is positioned at the oiliness pollutant of upper oil phase for absorbing in the water in described grease removal tank.
Preferably, it is provided with bubbling mechanism bottom described grease removal tank;
Described bubbling mechanism is for receiving from the gas of breather line the oil-water separation that it discharges to accelerate described oil removing pool inner water in grease removal tank.
Preferably, described bubbling mechanism is the coil pipe with multiple pores or air bag.
Preferably, described sewage treatment unit also includes biochemical treatment tank;
Described biochemical treatment tank is for receiving from the water of described grease removal tank and it being carried out biochemical treatment to remove COD pollutant therein.
Preferably, it is provided with, bottom the pool wall that described grease removal tank and biochemical treatment tank share, the passage passed through for water.
The beneficial effects of the utility model are in that:
(1) torch unit effluent cycle system of the present utility model, water seal water is done by being delivered in each water sealed tank by the water in contaminated rain water pond, and make the overflow water in each water sealed tank be back in contaminated rain water pond, achieve recycling of torch unit sewage, decrease on the one hand and the sewage in water seal water or contaminated rain water pond is directly arranged outward the pressure caused to sewage disposal system, alleviate the load of sewage disposal system, decrease the loss of industry water on the other hand;
(2) owing to industry water itself containing pollutant, and in the overflow water of each water sealed tank, also contain the COD exceeded standard and oiliness pollutant, therefore after the water in contaminated rain water pond repeatedly circulates, continue to be sent to each water sealed tank when doing water seal water washing from the gas of each knockout drum, not only can lose cleaning function, and secondary pollution can be caused; By arranging sewage treatment unit and tank in contaminated rain water pond, water in contaminated rain water pond is processed, and by process after converge at the water in tank be sent to each water sealed tank do water seal water time, gas from each knockout drum effectively can be washed, it is achieved in the circulation of torch unit sewage, reduces the process load of sewage disposal system;
(3) Sedimentation tank, the especially setting in Multistage settling pond, it is possible to effectively sedimentation is to remove the solid pollutant in sewage;
(4) setting of grease removal tank and oil scavenge pump, it is possible to the oiliness pollutant in sewage are absorbed;
(5) setting of bubbling mechanism, contributes to the sewage that will stir in input grease removal tank, further speeds up the oil-water separation of sewage, be conducive to the oiliness pollutant removed more up hill and dale in grease removal tank in sewage;
(6) setting of biochemical treatment tank, it is possible to remove the COD pollutant in sewage;
(7) it is provided with, bottom the pool wall that grease removal tank and biochemical treatment tank share, the passage passed through for water, passage is arranged at bottom pool wall, can prevent the oil phase in grease removal tank from entering follow-up biochemical treatment tank, it is ensured that the removal to oiliness pollutant.
Accompanying drawing explanation
Fig. 1 is the flow chart of this utility model torch unit effluent cycle system in one embodiment;
Fig. 2 is the structural representation in this utility model contaminated rain water pond in one embodiment.
Detailed description of the invention
Below by way of detailed description of the invention, technical solutions of the utility model and effect thereof are described further. Implementation below is merely to illustrate content of the present utility model, is not limited to protection domain of the present utility model. That applies that this utility model carries out by design of the present utility model simple changes all in the scope that this utility model claims.
A kind of torch unit effluent cycle system, as it is shown in figure 1, include elevator pump 2 under high-pressure gas-liquid knockout drum 3, low-pressure gas-liquid knockout drum 5 and SRU knockout drum 7, high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, SRU torch water sealed tank 8, contaminated rain water pond 1 and liquid;
Described high-pressure gas-liquid knockout drum 3 for carrying out gas-liquid separation to the high pressure flare gas from high pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described high pressure flare water sealed tank 4 is for washing and be delivered to torch burning system to the gas from described high-pressure gas-liquid knockout drum 3;
Described low-pressure gas-liquid knockout drum 5 for carrying out gas-liquid separation to the low-pressure flare gas from low pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described low pressure flare water sealed tank 6 is for washing and be delivered to torch burning system to the gas from described low-pressure gas-liquid knockout drum 5;
Described SRU knockout drum 7 for carrying out gas-liquid separation to the SRU torch gas from SRU flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described SRU torch water sealed tank 8 is for washing and be delivered to torch burning system to the gas from described SRU knockout drum 7;
Described contaminated rain water pond 1 for receive industry water and from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, SRU torch water sealed tank 8 overflow water;
Under described liquid, elevator pump 2 for being delivered to described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6 and SRU torch water sealed tank 8 by the water in described contaminated rain water pond 1.
Under liquid, elevator pump 2 can also be other pump, as long as can realize being delivered in described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6 and SRU torch water sealed tank 8 water in described contaminated rain water pond 1 just can use.
Described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, SRU torch water sealed tank 8 overflow water can by arrange trench pipeline be back in described contaminated rain water pond 1.
Owing to torch gas discharge capacity is big, in discharge gas, COD and oil content are higher, cause COD in the water seal water in its each water sealed tank washed and oil content high, in the overflow water of each water sealed tank, COD and oil content are naturally also high, at this moment no matter it is that the water that overflow from torch unit each water sealed tank goes out is immediately discharged to sewage disposal system, or the overflow water of each for torch unit water sealed tank is collected to contaminated rain water pond, then through contaminated rain water pump discharge to sewage disposal system, follow-up sewage disposal system is caused bigger pressure by capital, sewage disposal system load is high, sewage disposal difficulty is big, and the overflow water of each water sealed tank is collected to contaminated rain water pond, and be recycled water seal water as each water sealed tank again, then achieve recycling of sewage, decrease the sewage discharge to sewage disposal system, reduce the pressure of sewage disposal system.
In one embodiment, it is provided with sewage treatment unit and tank 11 in described contaminated rain water pond 1;
Described sewage treatment unit is for receiving industry water and from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, the overflow water of SRU torch water sealed tank 8 and process to remove pollutant to it;
Described tank 11 is for receiving from the water of described sewage treatment unit and it is carried out homogenizing all measuring adjustment;
Under described liquid, elevator pump 2 is for being delivered to described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6 and SRU torch water sealed tank 8 by the water of described tank 11.
Owing in industry water, itself contains pollutant, and in the overflow water of each water sealed tank, also contain the COD exceeded standard and oiliness pollutant, therefore after the water in contaminated rain water pond repeatedly circulates, continue to be sent to each water sealed tank when doing water seal water washing from the gas of each knockout drum, not only can lose cleaning function, and secondary pollution can be caused; By arranging sewage treatment unit and tank in contaminated rain water pond, sewage in contaminated rain water pond is carried out continuously in cyclic process sewage disposal, and by process after water be sent to each water sealed tank do water seal water time, gas from each knockout drum effectively can be washed, it is achieved in the circulation of torch unit sewage, reduces the process load of follow-up sewage disposal system.
In one embodiment, described sewage treatment unit includes Sedimentation tank 12;
Described Sedimentation tank 12 is for receiving industry water and from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, the overflow water of SRU torch water sealed tank 8 and settle to remove solid pollutant to it.
In one embodiment, described Sedimentation tank 12 includes one-level Sedimentation tank 121 and two grades of Sedimentation tanks 122;
Described one-level Sedimentation tank 121 is for receiving industry water and from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, the overflow water of SRU torch water sealed tank 8 and settle to remove solid pollutant to it;
Described two grades of Sedimentation tanks 122 are for receiving from the overflow water of described one-level Sedimentation tank 121 and settling to remove remaining solid pollutant to it.
Sedimentation tank may be configured as Multistage settling pond.
The setting in Multistage settling pond, it is possible to make the removal of solid pollutant in sewage more thorough.
In one embodiment, edge on the water outlet pool wall of Sedimentation tank, it is provided with downflow weir.
The setting of downflow weir, it is possible to make the sewage in Sedimentation tank overflow equably.
In one embodiment, described sewage treatment unit also includes grease removal tank 13 and oil scavenge pump 131;
Described grease removal tank 13 is used for receiving the overflow water from described Sedimentation tank 12 stratification; The lower floor of grease removal tank 13 is aqueous phase, and upper strata is oil phase;
Described oil scavenge pump 131 is for absorbing the oiliness pollutant being positioned at upper oil phase in the water in described grease removal tank 13.
The removal of oiliness pollutant in grease removal tank 13, it is possible to use oiliness pollutant are adsorbed to remove by asphalt felt, oil suction pillow etc.
In one embodiment, it is provided with bubbling mechanism 132 bottom described grease removal tank 13.
In one embodiment, described bubbling mechanism 132 is the coil pipe with multiple pores or air bag.
Described bubbling mechanism 132 is for receiving from the gas of breather line 133 and discharging it to accelerate the oil-water separation of water in described grease removal tank 13 in grease removal tank 13.
Described bubbling mechanism 132 can also have the structure of bubbling effect for other.
In one embodiment, described sewage treatment unit also includes biochemical treatment tank 14;
Described biochemical treatment tank 14 is for receiving from the water of described grease removal tank 13 and it being carried out biochemical treatment to remove COD pollutant therein.
Biochemical treatment tank uses biochemical method that the sewage through removing solid pollutant and oiliness pollutant is carried out biochemical treatment, removes COD pollutant therein, and its biochemical treatment is optional uses activated sludge etc.
In one embodiment, it is provided with, bottom the pool wall that described grease removal tank 13 and biochemical treatment tank 14 share, the passage passed through for water. As shown in Figure 2.
It is arranged at pool wall bottom, it is possible to prevent the oiliness pollutant in grease removal tank 13 upper oil phase from entering biochemical treatment tank 14, it is ensured that the removal effect to oiliness pollutant by being used for the passage that water passes through.
As shown in Figure 1, 2, the high pressure flare gas of high pressure flare system carries out gas-liquid separation through described high-pressure gas-liquid knockout drum 3, separate the liquid obtained and be delivered to incinerator unit, separate the gas obtained and input described high pressure flare water sealed tank 4, and be delivered to torch burning system after the water seal water in high pressure flare water sealed tank 4 washs; The low-pressure flare gas of low pressure flare system carries out gas-liquid separation through described low-pressure gas-liquid knockout drum 5, separate the liquid obtained and be delivered to incinerator unit, separate the gas obtained and input described low pressure flare water sealed tank 6, and be delivered to torch burning system after the water seal water in described low pressure flare water sealed tank 6 washs; The SRU torch gas of SRU flare system carries out gas-liquid separation through described SRU knockout drum 7, separate the liquid obtained and be delivered to incinerator unit, separate the gas obtained and input described SRU torch water sealed tank 8, and be delivered to torch burning system after the water seal water in SRU torch water sealed tank 8 washs; The overflow being back in contaminated rain water pond 1 through trench pipeline from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, SRU torch water sealed tank 8 respectively of water seal water after washing gas.
Industry water and the overflow water from described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6, SRU torch water sealed tank 8 input in the one-level Sedimentation tank 121 in contaminated rain water pond 1, carry out one-level sedimentation and overflow, to remove the solid pollutant in sewage, the sewage that overflow goes out from one-level Sedimentation tank 121 enters two grades of Sedimentation tanks 122 and carries out two grades of sedimentations and overflow, to remove the solid pollutant in sewage further, the sewage that overflow goes out from two grades of Sedimentation tanks 122 enters grease removal tank 13, gas is inputted to the bubbling mechanism 132 being arranged at bottom grease removal tank 13 by breather line 133, gas is discharged into the sewage in grease removal tank 13 from bubbling mechanism 132 and stirs sewage, to accelerate the oil-water separation of sewage in grease removal tank 13, make oiliness separated from contaminants to the oil phase on upper strata, and by oil scavenge pump 131, the oiliness pollutant of oil phase are absorbed, the aqueous phase of lower floor then enters biochemical treatment tank 14 by the passage being arranged at bottom the pool wall that grease removal tank 13 and biochemical treatment tank 14 share, carry out biochemical treatment and remove COD pollutant, water overflow after biochemical treatment tank 14 processes carries out homogenizing to tank 11 and all measures adjustment, water in tank 11 elevator pump 2 under liquid is delivered in described high pressure flare water sealed tank 4, low pressure flare water sealed tank 6 and SRU torch water sealed tank 8 and is used as water seal water.

Claims (9)

1. a torch unit effluent cycle system, it is characterized in that, including elevator pump (2) under high-pressure gas-liquid knockout drum (3), low-pressure gas-liquid knockout drum (5) and SRU knockout drum (7), high pressure flare water sealed tank (4), low pressure flare water sealed tank (6), SRU torch water sealed tank (8), contaminated rain water pond (1) and liquid;
Described high-pressure gas-liquid knockout drum (3) for carrying out gas-liquid separation to the high pressure flare gas from high pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described high pressure flare water sealed tank (4) is for washing and be delivered to torch burning system to the gas from described high-pressure gas-liquid knockout drum (3);
Described low-pressure gas-liquid knockout drum (5) for carrying out gas-liquid separation to the low-pressure flare gas from low pressure flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described low pressure flare water sealed tank (6) is for washing and be delivered to torch burning system to the gas from described low-pressure gas-liquid knockout drum (5);
Described SRU knockout drum (7) for carrying out gas-liquid separation to the SRU torch gas from SRU flare system, and is delivered to incinerator unit by separating the liquid obtained;
Described SRU torch water sealed tank (8) is for washing and be delivered to torch burning system to the gas from described SRU knockout drum (7);
Described contaminated rain water pond (1) is used for receiving industry water and the overflow water from described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6) and SRU torch water sealed tank (8);
Under described liquid, elevator pump (2) is for being delivered to described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6) and SRU torch water sealed tank (8) by the water in described contaminated rain water pond (1).
2. torch unit effluent cycle system according to claim 1, it is characterised in that be provided with sewage treatment unit and tank (11) in described contaminated rain water pond (1);
Described sewage treatment unit is used for receiving industry water and from the overflow water of described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6) and SRU torch water sealed tank (8) and process to remove pollutant to it;
Described tank (11) is for receiving from the water of described sewage treatment unit and it is carried out homogenizing all measuring adjustment;
Under described liquid, elevator pump (2) is for being delivered to described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6) and SRU torch water sealed tank (8) by the water of described tank (11).
3. torch unit effluent cycle system according to claim 2, it is characterised in that
Described sewage treatment unit includes Sedimentation tank (12);
Described Sedimentation tank (12) is used for receiving industry water and from described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6), the overflow water of SRU torch water sealed tank (8) and settle to remove solid pollutant to it.
4. torch unit effluent cycle system according to claim 3, it is characterised in that
Described Sedimentation tank (12) includes one-level Sedimentation tank (121) and two grades of Sedimentation tanks (122);
Described one-level Sedimentation tank (121) is used for receiving industry water and from the overflow water of described high pressure flare water sealed tank (4), low pressure flare water sealed tank (6) and SRU torch water sealed tank (8) and settle to remove solid pollutant to it;
Described two grades of Sedimentation tanks (122) are for receiving from the overflow water of described one-level Sedimentation tank (121) and settling to remove remaining solid pollutant to it.
5. the torch unit effluent cycle system according to claim 3 or 4, it is characterised in that
Described sewage treatment unit also includes grease removal tank (13) and oil scavenge pump (131);
Described grease removal tank (13) is used for receiving the overflow water from described Sedimentation tank (12) stratification;
Described oil scavenge pump (131) is used for absorbing the oiliness pollutant being positioned at upper oil phase in the water in described grease removal tank (13).
6. torch unit effluent cycle system according to claim 5, it is characterised in that described grease removal tank (13) bottom is provided with bubbling mechanism (132);
Described bubbling mechanism (132) is for receiving from the gas of breather line (133) and discharging to accelerate the oil-water separation of water in described grease removal tank (13) in grease removal tank (13) by it.
7. torch unit effluent cycle system according to claim 6, it is characterised in that described bubbling mechanism (132) is the coil pipe with multiple pores or air bag.
8. torch unit effluent cycle system according to claim 7, it is characterised in that described sewage treatment unit also includes biochemical treatment tank (14);
Described biochemical treatment tank (14) is for receiving from the water of described grease removal tank (13) and it being carried out biochemical treatment to remove COD pollutant therein.
9. torch unit effluent cycle system according to claim 8, it is characterised in that be provided with, bottom the pool wall that described grease removal tank (13) and biochemical treatment tank (14) share, the passage passed through for water.
CN201521087154.5U 2015-12-23 2015-12-23 Torch unit sewage treatment system Withdrawn - After Issue CN205275280U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521087154.5U CN205275280U (en) 2015-12-23 2015-12-23 Torch unit sewage treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521087154.5U CN205275280U (en) 2015-12-23 2015-12-23 Torch unit sewage treatment system

Publications (1)

Publication Number Publication Date
CN205275280U true CN205275280U (en) 2016-06-01

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ID=56059873

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521087154.5U Withdrawn - After Issue CN205275280U (en) 2015-12-23 2015-12-23 Torch unit sewage treatment system

Country Status (1)

Country Link
CN (1) CN205275280U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105585088A (en) * 2015-12-23 2016-05-18 神华集团有限责任公司 Torch unit sewage circulation system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105585088A (en) * 2015-12-23 2016-05-18 神华集团有限责任公司 Torch unit sewage circulation system
CN105585088B (en) * 2015-12-23 2018-10-12 神华集团有限责任公司 Torch unit effluent cycle system

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Granted publication date: 20160601

Effective date of abandoning: 20181012