CN212083295U - A device for online measurement and calibration of heat content of high temperature pyrolysis gas - Google Patents

A device for online measurement and calibration of heat content of high temperature pyrolysis gas Download PDF

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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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gas
inlet
heat exchanger
outlet
regulating valve
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赵云凯
王勤辉
乔岗杰
方梦祥
张馨月
石龙龙
岑建孟
何利昌
王亚琴
骆丁玲
赵耀芳
武建芳
张润元
路建洲
盛守波
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SHANXI PINGSHUO COAL GANGUE POWER GENERATION CO Ltd
Zhejiang University ZJU
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SHANXI PINGSHUO COAL GANGUE POWER GENERATION CO Ltd
Zhejiang University ZJU
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Abstract

本实用新型一种用于在线测量标定高温热解煤气含热量的装置,属于测量标定高温热解煤气含热量的领域。技术方案包括第一调节阀、石英砂过滤器、煤气流量计、陶瓷换热器、第二调节阀、流量计、保温装置;其中,所述石英砂过滤器的入口与高温煤气输送管道连接,石英砂过滤器的出口与煤气流量计的入口连接;所述煤气流量计的出口通过输送管道与陶瓷换热器的煤气入口A连接;所述第一调节阀安装在煤气流量计入口前;所述第二调节阀安装在陶瓷换热器煤气出口D后;在陶瓷换热器的煤气进口A、煤气出口D、进水口B和出水口C处各安装一个温度传感器,在所述陶瓷换热器的外围安装保温装置。本实用新型使得热量利用率最大化、设备不会因承受极限温度而损坏。

Figure 202020553416

The utility model relates to a device for on-line measuring and calibrating the heat content of high-temperature pyrolysis gas, belonging to the field of measuring and calibrating the heat content of high-temperature pyrolysis gas. The technical scheme includes a first regulating valve, a quartz sand filter, a gas flow meter, a ceramic heat exchanger, a second regulating valve, a flow meter, and a heat preservation device; wherein, the inlet of the quartz sand filter is connected to a high-temperature gas transmission pipeline, 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 the gas inlet A of the ceramic heat exchanger through a conveying pipeline; the first regulating valve is installed before the inlet of the gas flowmeter; The second regulating valve is installed after the gas outlet D of the ceramic heat exchanger; a temperature sensor is installed at the gas inlet A, gas outlet D, water inlet B and water outlet C of the ceramic heat exchanger, and a temperature sensor is installed in the ceramic heat exchanger. Install a thermal insulation device on the periphery of the appliance. The utility model maximizes the utilization rate of heat, and the equipment will not be damaged due to the extreme temperature.

Figure 202020553416

Description

一种用于在线测量标定高温热解煤气含热量的装置A device for online measurement and calibration of heat content of high temperature pyrolysis gas

技术领域technical field

本实用新型属于测量标定高温热解煤气含热量的领域,具体涉及一种用于在线测量标定高温热解煤气含热量的装置。The utility model belongs to the field of measuring and calibrating the heat content of high-temperature pyrolysis gas, in particular to a device for measuring and calibrating the heat content of high-temperature pyrolysis gas on-line.

背景技术Background technique

根据《国务院关于印发“十三五”节能减排综合工作方案的通知》和《关于促进煤炭安全绿色开发和清洁高效利用的意见》要求,为了进一步提高煤炭清洁高效利用水平,有效缓解我国富煤贫油少气的状态,国内各大集团及科研院所正在以煤为原料,通过热解气化等工艺,制取油、气等化工产品。因气化热解温度不一,产生的粗煤气所含成分量多少不同,传统的计算方法对煤气所含热量进行在线测量标定困难较大,且过程复杂;热解气化工艺产生的煤气温度较高,为了达到热量的清洁高效梯级利用,且不会对热量利用设备因承受极限温度造成损坏,需要对高温煤气的热量有准确的测量。目前没有一种有效的煤气含热量在线测量装置和方法,让使用者清楚的了解煤气所含热量。鉴于现有高温煤气温度测量及计算方法的不足,开发一种简易、安全、可靠并能够实现在线测量煤气含热量的系统成为研究工作者研究的热点问题。According to the "Notice of the State Council on Printing and Distributing the Comprehensive Work Plan for Energy Conservation and Emission Reduction during the 13th Five-Year Plan" and the "Opinions on Promoting Safe, Green Development and Clean and Efficient Utilization of Coal", in order to further improve the level of clean and efficient utilization of coal, effectively alleviate the In the state of lean oil and little gas, major domestic groups and scientific research institutes are using coal as raw material to produce oil, gas and other chemical products through processes such as pyrolysis and gasification. Due to the different temperatures of gasification and pyrolysis, the amount of components contained in the generated crude gas is different. The traditional calculation method is difficult to measure and calibrate the heat contained in the gas online, and the process is complicated; the temperature of the gas generated by the pyrolysis gasification process High, in order to achieve clean and efficient cascade utilization of heat, and will not cause damage to heat utilization equipment due to extreme temperatures, it is necessary to accurately measure the heat of high-temperature gas. At present, there is no effective on-line measuring device and method for the heat content of gas, which allows users to clearly understand the heat content of the gas. In view of the shortcomings of the existing high temperature gas temperature measurement and calculation methods, developing a simple, safe and reliable system that can measure the heat content of gas online has become a hot issue for researchers.

实用新型内容Utility model content

本实用新型的目的是为了解决现有高温煤气含热量在线测量标定系统方面的空白,提供一种一种用于在线测量标定高温热解煤气含热量的装置。The purpose of the utility model is to provide a device for online measurement and calibration of the heat content of high-temperature pyrolysis gas in order to solve the blank of the existing high-temperature gas calorie content on-line measurement and calibration system.

为实现上述目的,本实用新型采用的技术方案是:一种用于在线测量标定高温热解煤气含热量的装置,其中:包括第一调节阀、石英砂过滤器、煤气流量计、陶瓷换热器、第二调节阀、流量计、保温装置;其中,所述石英砂过滤器的入口与高温煤气输送管道连接,石英砂过滤器的出口与煤气流量计的入口连接;所述煤气流量计的出口通过输送管道与陶瓷换热器的煤气入口A连接;所述第一调节阀安装在煤气流量计入口前;所述第二调节阀安装在陶瓷换热器煤气出口D后;在陶瓷换热器的煤气进口A、煤气出口D、进水口B和出水口C处各安装一个温度传感器,在所述陶瓷换热器的外围安装保温装置。In order to achieve the above purpose, the technical scheme adopted by the present utility model is: a device for online measurement and calibration of the heat content of high-temperature pyrolysis gas, including a first regulating valve, a quartz sand filter, a gas flow meter, a ceramic heat exchange wherein, the inlet of the quartz sand filter is connected with the high-temperature gas transmission pipeline, and the outlet of the quartz sand filter is connected with the inlet of the gas flowmeter; The outlet is connected to the gas inlet A of the ceramic heat exchanger through a conveying pipeline; the first regulating valve is installed before the inlet of the gas flow meter; the second regulating valve is installed after the gas outlet D of the ceramic heat exchanger; A temperature sensor is installed at the gas inlet A, gas outlet D, water inlet B and water outlet C of the heat exchanger, and a heat preservation device is installed on the periphery of the ceramic heat exchanger.

与现有技术相比,本实用新型具有以下优点:Compared with the prior art, the utility model has the following advantages:

1、高温煤气含热量可以在线测量数值,能够指导能量的梯级利用,使得热量利用率最大化。1. The heat content of high temperature gas can be measured online, which can guide the cascade utilization of energy and maximize the heat utilization rate.

2、已知高温煤气含热量,可选择合理的热量利用设备,热量利用设备不会因承受极限温度造成伤害。2. It is known that high-temperature gas contains heat, and reasonable heat utilization equipment can be selected, and the heat utilization equipment will not be damaged by the extreme temperature.

3、取少量高温煤气进行含热量测量,不会提高生产成本降低产品量。3. Take a small amount of high-temperature gas to measure the heat content, which will not increase the production cost and reduce the product volume.

4、该系统中的水系统可循环使用,只有开车时使用新鲜水,实现水资源的循环利用,降低生产成本。4. The water system in this system can be recycled, and only fresh water is used when driving to realize the recycling of water resources and reduce production costs.

5、该系统所在屋内安装一氧化碳监测系统,随时监控屋内一氧化碳浓度,为进入屋内工作人员安全做了防控。5. A carbon monoxide monitoring system is installed in the house where the system is located to monitor the concentration of carbon monoxide in the house at any time, and prevent and control the safety of staff entering the house.

附图说明Description of drawings

图1为本实用新型的结构示意图。Figure 1 is a schematic structural diagram of the utility model.

具体实施方式Detailed ways

如图1所示,本实施例所述一种用于在线测量标定高温热解煤气含热量的装置,其中:包括第一调节阀1、石英砂过滤器2、煤气流量计3、陶瓷换热器5、第二调节阀6、流量计7、保温装置8;其中,所述石英砂过滤器2的入口与高温煤气输送管道连接,石英砂过滤器2的出口与煤气流量计3的入口连接;所述煤气流量计3的出口通过输送管道与陶瓷换热器5的煤气入口A连接;所述第一调节阀1安装在煤气流量计3入口前;所述第二调节阀6安装在陶瓷换热器5煤气出口D后;在陶瓷换热器5的煤气进口A、煤气出口D、进水口B和出水口C处各安装一个温度传感器4,在所述陶瓷换热器5的外围安装保温装置8。As shown in FIG. 1 , a device for on-line measurement and calibration of the heat content of high-temperature pyrolysis gas described in this embodiment includes: a first regulating valve 1, a quartz sand filter 2, a gas flow meter 3, a ceramic heat exchange 5, the second regulating valve 6, the flow meter 7, the heat preservation device 8; wherein, the inlet of the quartz sand filter 2 is connected with the high temperature gas transmission pipeline, and the outlet of the quartz sand filter 2 is connected with the inlet of the gas flow meter 3 ; The outlet of the gas flow meter 3 is connected with the gas inlet A of the ceramic heat exchanger 5 through a conveying pipeline; the first regulating valve 1 is installed before the inlet of the gas flow meter 3; the second regulating valve 6 is installed in the ceramic After the gas outlet D of the heat exchanger 5; a temperature sensor 4 is installed at the gas inlet A, gas outlet D, water inlet B and water outlet C of the ceramic heat exchanger 5, and a temperature sensor 4 is installed on the periphery of the ceramic heat exchanger 5 Insulation 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).
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111351816A (en) * 2020-04-15 2020-06-30 浙江大学 A device and method for online measurement and calibration of heat content of high temperature pyrolysis gas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111351816A (en) * 2020-04-15 2020-06-30 浙江大学 A device and method for online measurement and calibration of heat content of high temperature pyrolysis gas

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