CN212083295U - Device for on-line measurement and calibration of heat content of high-temperature pyrolysis gas - Google Patents
Device for on-line measurement and calibration of heat content of high-temperature pyrolysis gas Download PDFInfo
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- CN212083295U CN212083295U CN202020553416.7U CN202020553416U CN212083295U CN 212083295 U CN212083295 U CN 212083295U CN 202020553416 U CN202020553416 U CN 202020553416U CN 212083295 U CN212083295 U CN 212083295U
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 13
- 238000005259 measurement Methods 0.000 title claims abstract description 10
- 239000000919 ceramic Substances 0.000 claims abstract description 20
- 239000003034 coal gas Substances 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims abstract description 16
- 239000006004 Quartz sand Substances 0.000 claims abstract description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000004321 preservation Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 238000002309 gasification Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a device for on-line measuring marks pyrolysis coal gas calorification belongs to the measurement and marks pyrolysis coal gas calorification's field. The technical scheme comprises a first regulating valve, a quartz sand filter, a gas flowmeter, a ceramic heat exchanger, a second regulating valve, a flowmeter and a heat preservation device; the inlet of the quartz sand filter is connected with the high-temperature gas conveying pipeline, and the outlet of the quartz sand filter is connected with the inlet of the gas flowmeter; the outlet of the gas flowmeter is connected with a gas inlet A of the ceramic heat exchanger through a conveying pipeline; the first regulating valve is arranged in front of the inlet of the gas flowmeter; the second regulating valve is arranged behind the coal gas outlet D of the ceramic heat exchanger; the gas inlet A, the gas outlet D, the water inlet B and the water outlet C of the ceramic heat exchanger are respectively provided with a temperature sensor, and the periphery of the ceramic heat exchanger is provided with a heat preservation device. The utility model discloses make heat utilization efficiency maximize, equipment can not damage because of bearing the extreme temperature.
Description
Technical Field
The utility model belongs to measure the field of maring high-temperature pyrolysis coal gas caloric content, concretely relates to a device that is used for on-line measuring to mark high-temperature pyrolysis coal gas caloric content.
Background
According to the requirements of 'notice on comprehensive working scheme of' thirteen five minutes 'for printing' and 'opinion on promoting safe and green development and clean and efficient utilization of coal' of the state service institute, in order to further improve the clean and efficient utilization level of coal and effectively relieve the state of rich coal, poor oil and little gas in China, various domestic groups and research institutes take coal as raw materials and prepare chemical products such as oil, gas and the like through processes such as pyrolysis and gasification. Because the gasification pyrolysis temperature is different and the content of the components in the generated crude gas is different, the traditional calculation method has the defects of difficult on-line measurement and calibration of the heat content of the gas and complex process; the temperature of the coal gas generated by the pyrolysis gasification process is high, so that clean and efficient gradient utilization of heat is achieved, and the heat of high-temperature coal gas needs to be accurately measured in order to prevent heat utilization equipment from being damaged due to the bearing of limit temperature. At present, no effective on-line measuring device and method for the gas heat content are available, so that a user can clearly know the gas heat content. In view of the defects of the existing high-temperature gas temperature measuring and calculating method, developing a system which is simple, safe and reliable and can realize on-line measurement of the heat content of the gas becomes a hot problem for research of researchers.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the blank in the aspect of the prior high-temperature coal gas heat content on-line measurement calibration system, and providing a device for on-line measurement calibration of high-temperature pyrolysis coal gas heat content.
In order to achieve the above object, the utility model adopts the following technical scheme: a device for on-line measurement calibration of high-temperature pyrolysis gas heat content, wherein: the device comprises a first regulating valve, a quartz sand filter, a gas flowmeter, a ceramic heat exchanger, a second regulating valve, a flowmeter and a heat preservation device; the inlet of the quartz sand filter is connected with the high-temperature gas conveying pipeline, and the outlet of the quartz sand filter is connected with the inlet of the gas flowmeter; the outlet of the gas flowmeter is connected with a gas inlet A of the ceramic heat exchanger through a conveying pipeline; the first regulating valve is arranged in front of the inlet of the gas flowmeter; the second regulating valve is arranged behind the coal gas outlet D of the ceramic heat exchanger; the gas inlet A, the gas outlet D, the water inlet B and the water outlet C of the ceramic heat exchanger are respectively provided with a temperature sensor, and the periphery of the ceramic heat exchanger is provided with a heat preservation device.
Compared with the prior art, the utility model has the advantages of it is following:
1. the heat content of the high-temperature coal gas can be measured on line, and the gradient utilization of energy can be guided, so that the heat utilization rate is maximized.
2. Given the heat content of the high-temperature coal gas, reasonable heat utilization equipment can be selected, and the heat utilization equipment cannot be damaged due to the bearing of the limit temperature.
3. A small amount of high-temperature coal gas is taken for heat content measurement, so that the production cost is not increased, and the product quantity is reduced.
4. The water system in the system can be recycled, only fresh water is used during driving, the cyclic utilization of water resources is realized, and the production cost is reduced.
5. The carbon monoxide monitoring system is installed in a room where the system is located, so that the concentration of carbon monoxide in the room can be monitored at any time, and the safety of workers entering the room is prevented and controlled.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the device for on-line measuring and calibrating the heat content of the pyrolysis gas in the embodiment is described, wherein: the device comprises a first regulating valve 1, a quartz sand filter 2, a gas flowmeter 3, a ceramic heat exchanger 5, a second regulating valve 6, a flowmeter 7 and a heat preservation device 8; wherein, the inlet of the quartz sand filter 2 is connected with a high-temperature gas conveying pipeline, and the outlet of the quartz sand filter 2 is connected with the inlet of the gas flowmeter 3; the outlet of the gas flowmeter 3 is connected with the gas inlet A of the ceramic heat exchanger 5 through a conveying pipeline; the first regulating valve 1 is arranged in front of an inlet of the gas flowmeter 3; the second regulating valve 6 is arranged behind a coal gas outlet D of the ceramic heat exchanger 5; the gas inlet A, the gas outlet D, the water inlet B and the water outlet C of the ceramic heat exchanger 5 are respectively provided with a temperature sensor 4, and the periphery of the ceramic heat exchanger 5 is provided with a heat preservation device 8.
Claims (1)
1. A device for on-line measurement calibration of heat content of high-temperature pyrolysis gas is characterized in that: comprises a first regulating valve (1), a quartz sand filter (2), a gas flowmeter (3), a ceramic heat exchanger (5), a second regulating valve (6), a flowmeter (7) and a heat preservation device (8); the inlet of the quartz sand filter (2) is connected with a high-temperature gas conveying pipeline, and the outlet of the quartz sand filter (2) is connected with the inlet of the gas flowmeter (3); the outlet of the gas flowmeter (3) is connected with a gas inlet A of the ceramic heat exchanger (5) through a conveying pipeline; the first regulating valve (1) is arranged in front of an inlet of the gas flowmeter (3); the second regulating valve (6) is arranged behind a coal gas outlet D of the ceramic heat exchanger (5); the coal gas inlet A, the coal gas outlet D, the water inlet B and the water outlet C of the ceramic heat exchanger (5) are respectively provided with a temperature sensor (4), and the periphery of the ceramic heat exchanger (5) is provided with a heat preservation device (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020553416.7U CN212083295U (en) | 2020-04-15 | 2020-04-15 | Device for on-line measurement and calibration of heat content of high-temperature pyrolysis gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020553416.7U CN212083295U (en) | 2020-04-15 | 2020-04-15 | Device for on-line measurement and calibration of heat content of high-temperature pyrolysis gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212083295U true CN212083295U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020553416.7U Active CN212083295U (en) | 2020-04-15 | 2020-04-15 | Device for on-line measurement and calibration of heat content of high-temperature pyrolysis gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212083295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351816A (en) * | 2020-04-15 | 2020-06-30 | 浙江大学 | Device and method for measuring and calibrating heat content of high-temperature pyrolysis gas on line |
-
2020
- 2020-04-15 CN CN202020553416.7U patent/CN212083295U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351816A (en) * | 2020-04-15 | 2020-06-30 | 浙江大学 | Device and method for measuring and calibrating heat content of high-temperature pyrolysis gas on line |
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