CN217418603U - Blue charcoal quenching waste heat collection system - Google Patents
Blue charcoal quenching waste heat collection system Download PDFInfo
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- CN217418603U CN217418603U CN202221260559.4U CN202221260559U CN217418603U CN 217418603 U CN217418603 U CN 217418603U CN 202221260559 U CN202221260559 U CN 202221260559U CN 217418603 U CN217418603 U CN 217418603U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a semi-coke quenching waste heat collecting system, which comprises a carbonization furnace, a quenching water tank, a roller cooler, a solid-liquid separator, a tar centrifuge, a steam-water separator, a sedimentation tank, a semi-coke dryer and a water pump; the semi-coke treated by the carbonization furnace enters from a feeding port of the roller cooler; the coke quenching water tank is communicated with a liquid inlet of the roller cooler through a pipeline; the semi coke with moisture discharged from a discharge port of the roller cooler enters a semi coke dryer through a conveyer belt; the liquid outlet of the roller cooler is communicated with the liquid inlet of the solid-liquid separator; the liquid outlet of the solid-liquid separator is communicated with the liquid inlet of a tar centrifuge; a sewage outlet of the tar centrifuge discharges tar residues; the water outlet of the tar centrifuge is communicated with the liquid inlet of the steam-water separator; a liquid outlet of the steam-water separator is connected to a sedimentation tank; and the exhaust port of the steam-water separator is communicated with an air inlet pipeline of the heat utilization equipment.
Description
Technical Field
The utility model relates to an energy utilization retrieves technical field, concretely relates to blue charcoal quenching waste heat collection system.
Background
Semi-coke is a novel carbon material, and can gradually replace metallurgical coke by virtue of the characteristics of high fixed carbon, low specific resistance ash content, low aluminum content, low sulfur content and low phosphorus content, so that the semi-coke can be widely applied to substitute carbon materials of products such as calcium carbide, ferroalloy, ferrosilicon, silicon carbide and the like. At present, the main method for industrially producing semi-coke in China is to prepare the semi-coke by thermal cracking in an internal heating type vertical carbonization furnace, and the method is the most widely, massively and mostly applied process for preparing the semi-coke by thermal cracking raw coal at present. When the semi-coke is cooled by the process, the semi-coke is quenched by a water seal wet method.
When the coke is quenched by a wet method, a large amount of steam and high-temperature wastewater can be generated due to the contact of the coke quenching water and the semi coke, and the part of waste heat is not fully utilized and is directly dissipated in the wastewater treatment process, so that the energy is wasted.
The utility model has the following contents:
according to prior art's is not enough, the utility model provides a blue charcoal quenching waste heat collection system, through this system, collect the heat energy of quenching aquatic, separate tar, waste water and steam separately from the mixture, transmit heat energy to heating equipment at last, realize the collection utilization of waste heat.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a semi-coke quenching waste heat collecting system comprises a carbonization furnace, a quenching water tank, a roller cooler, a solid-liquid separator, a tar centrifuge, a steam-water separator, a sedimentation tank, a semi-coke dryer and a water pump; the semi coke treated by the carbonization furnace enters from a feed inlet of a roller cooler; the coke quenching water tank is communicated with a liquid inlet of the roller cooler through a pipeline; semi-coke with moisture discharged from a discharge port of the roller cooler enters a semi-coke dryer through a conveyer belt; the liquid outlet of the roller cooler is communicated with the liquid inlet of the solid-liquid separator; the liquid outlet of the solid-liquid separator is communicated with the liquid inlet of a tar centrifuge; a sewage outlet of the tar centrifuge discharges tar residues; the water outlet of the tar centrifuge is communicated with the liquid inlet of the steam-water separator; a liquid outlet of the steam-water separator is connected to a sedimentation tank; and the exhaust port of the steam-water separator is communicated with an air inlet pipeline of the heat utilization equipment.
Preferably, the exhaust port of the steam-water separator is divided by more than three groups of branch pipelines, and the number of the branch pipelines corresponds to the number of the heat utilization equipment.
Preferably, the sedimentation tank is communicated with the quenching water tank, and a water pump for providing power is arranged on a communicated pipeline.
Preferably, a valve for controlling on-off is arranged on the shunt pipeline.
Preferably, the semi-coke slag is discharged from a slag discharge port of the solid-liquid separator and then discharged into a semi-coke dryer through a conveying belt.
Preferably, the solid-liquid separator and the steam-water separator are provided with more than one group, and the liquid inlet of each group of solid-liquid separator is provided with a control valve.
The utility model discloses beneficial effect has following several:
1. the device is when handling steam and waste water to utilize the waste heat, carried out recycle to heat energy, replaced former heat energy with partial recovery heat energy, reduced the consumption of former heat energy, thereby the cost is reduced.
2. After the wastewater is treated, part of the wastewater returns to a quenching water tank for recycling, and only water needs to be supplemented periodically, so that the consumption of water resources is reduced.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the system connection relationship of the present invention.
In the figure, a carbonization furnace 1, a coke quenching water tank 2, a roller cooler 3, a solid-liquid separator 4, a tar centrifuge 5, a steam-water separator 6, a sedimentation tank 7, a semi-coke dryer 8, a water pump 9, a valve 10, a conveyer belt 11 and a branch pipeline 12.
The specific implementation mode is as follows:
as shown in the figure, the semi-coke quenching waste heat collecting system comprises a carbonization furnace 1, a quenching water tank 2, a roller cooler 3, a solid-liquid separator 4, a tar centrifuge 5, a steam-water separator 6, a sedimentation tank 7, a semi-coke dryer 8 and a water pump 9; the semi coke treated by the carbonization furnace 1 enters from a feeding port of the roller cooler 3; the coke quenching water tank 2 is communicated with a liquid inlet of the roller cooler 3 through a pipeline; the semi coke with moisture discharged from a discharge port of the roller cooler 3 enters a semi coke dryer 8 through a conveyer belt 11;
as shown in the figure, the liquid outlet of the roller cooler 3 is communicated with the liquid inlet of the solid-liquid separator 4; the liquid outlet of the solid-liquid separator 4 is communicated with the liquid inlet of the tar centrifuge 5; the tar residue is discharged from the sewage outlet of the tar centrifuge 5; the water outlet of the tar centrifuge 5 is communicated with the liquid inlet of the steam-water separator 6; a liquid outlet of the steam-water separator 6 is connected to a sedimentation tank 7; the exhaust port of the steam-water separator 6 is communicated with the air inlet pipeline of the heat utilization equipment. When the steam amount in the plant is larger, the branch pipeline 12 can be increased to supply more heat utilization equipment, the heat utilization equipment comprises heating air supply in the plant, heat exchange and refrigeration of a heat exchanger, a boiler and the like; when the steam and the waste water are large in quantity, the exhaust port of the steam-water separator 6 is divided by more than three groups of branch pipelines 12, and the number of the branch pipelines corresponds to that of the heat utilization equipment. The branch pipeline can be provided with a valve 10 for controlling on-off, and the valve is adjusted according to the amount of waste water and the amount of steam, so that a plurality of groups of heat utilization equipment or a single group of heat utilization equipment can be supplied at the same time.
As shown in the figure, the sedimentation tank 7 is communicated with the coke quenching water tank 2, a water pump 9 for providing power is arranged on a communicated pipeline, and water precipitated by the sedimentation tank 7 is secondarily utilized. And the semi-coke slag is discharged into the semi-coke dryer 8 through a conveying belt 11 after being discharged from a slag discharge port of the solid-liquid separator 4, and part of carbon slag leaked outside the roller cooler 3 is recycled and is discharged into the semi-coke dryer 8 in the same way, so that the loss of the semi-coke is reduced. When the steam amount and the wastewater amount are relatively large, more than one group of solid-liquid separator 4 and steam-water separator 6 are needed to increase the treatment capacity, and a control valve is arranged at the liquid inlet and outlet of each group of solid-liquid separator 4. The above-mentioned fixing methods are all welded or screwed by means of the common technical means of those skilled in the art, if they are not separately described.
The working process is as follows:
the semi-coke carbonized by the carbonization furnace 1 is at 700-800 ℃, the specific heat of the semi-coke at 800 ℃ is 1.5KJ/Kg, the semi-coke enters the roller cooler 3, the roller cooler 3 simultaneously discharges coke quenching water to rapidly cool the semi-coke, the semi-coke is cooled to about 100-150 ℃, the coke quenching water absorbs heat and simultaneously generates a large amount of steam, and the steam and the wastewater are discharged from a liquid discharge port to enter the solid-liquid separator 4 for primary separation; mixing the separated semi-coke slag with semi-coke discharged from a discharge port of the roller cooler 3, and drying the mixture in a semi-coke dryer 8; the semi coke enters the subsequent process flow, the wastewater separated by the solid-liquid separator 4 is filtered for the second time, and the tar is separated and discharged by a tar centrifuge 5; the liquid outlet of the tar centrifuge 5 discharges the waste water without tar; after the wastewater is settled, the settled part returns to the coke quenching water tank 2 through the water pump 9 for secondary supply, a certain amount of water is consumed in the process, and a water filling port can be arranged above the coke quenching water tank 2, so that the water source is convenient to supplement. The gas separated in the steam-water separator 6 enters the heat utilization equipment through pipelines respectively, and a valve 10 is arranged on a branch pipeline 12 and can control the gas entering route.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. A semi-coke quenching waste heat collecting system comprises a carbonization furnace, a quenching water tank, a roller cooler, a solid-liquid separator, a tar centrifuge, a steam-water separator, a sedimentation tank, a semi-coke dryer and a water pump; the method is characterized in that: the semi-coke treated by the carbonization furnace enters from a feeding port of the roller cooler; the coke quenching water tank is communicated with a liquid inlet of the roller cooler through a pipeline; the semi coke with moisture discharged from a discharge port of the roller cooler enters a semi coke dryer through a conveyer belt;
the liquid outlet of the roller cooler is communicated with the liquid inlet of the solid-liquid separator; the liquid outlet of the solid-liquid separator is communicated with the liquid inlet of a tar centrifuge; the tar residue is discharged from a sewage outlet of the tar centrifuge; the water outlet of the tar centrifuge is communicated with the liquid inlet of the steam-water separator; a liquid outlet of the steam-water separator is connected to a sedimentation tank; and the exhaust port of the steam-water separator is communicated with an air inlet pipeline of the heat utilization equipment.
2. The semi coke quenching waste heat collecting system of claim 1, wherein: the exhaust port of the steam-water separator is divided by more than three groups of branch pipelines, and the number of the branch pipelines corresponds to that of the heat utilization equipment.
3. The semi coke quenching waste heat collecting system of claim 1, wherein: the sedimentation tank is communicated with the coke quenching water tank, and a water pump for providing power is arranged on a communicated pipeline.
4. The semi coke quenching waste heat collecting system of claim 2, wherein: and a valve for controlling on-off is arranged on the shunt pipeline.
5. The semi coke quenching waste heat collecting system of claim 1, wherein: and a slag discharge port of the solid-liquid separator discharges the semi-coke slag and then discharges the semi-coke slag into a semi-coke dryer through a conveying belt.
6. The semi coke quenching waste heat collecting system of claim 2, wherein: the solid-liquid separator and the steam-water separator are provided with more than one group, and the liquid inlet and the liquid outlet of each group of solid-liquid separator are provided with control valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221260559.4U CN217418603U (en) | 2022-05-24 | 2022-05-24 | Blue charcoal quenching waste heat collection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221260559.4U CN217418603U (en) | 2022-05-24 | 2022-05-24 | Blue charcoal quenching waste heat collection system |
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| CN217418603U true CN217418603U (en) | 2022-09-13 |
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| CN202221260559.4U Active CN217418603U (en) | 2022-05-24 | 2022-05-24 | Blue charcoal quenching waste heat collection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379665A (en) * | 2023-06-02 | 2023-07-04 | 江苏新方圆电气设备制造有限公司 | Drum cooler integrating waste heat recovery and waste heat recovery method thereof |
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2022
- 2022-05-24 CN CN202221260559.4U patent/CN217418603U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379665A (en) * | 2023-06-02 | 2023-07-04 | 江苏新方圆电气设备制造有限公司 | Drum cooler integrating waste heat recovery and waste heat recovery method thereof |
| CN116379665B (en) * | 2023-06-02 | 2023-07-28 | 江苏新方圆电气设备制造有限公司 | Drum cooler integrating waste heat recovery and waste heat recovery method thereof |
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