CN202692728U - Waste heat utilization system of calcination furnace - Google Patents

Waste heat utilization system of calcination furnace Download PDF

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Publication number
CN202692728U
CN202692728U CN2012203310580U CN201220331058U CN202692728U CN 202692728 U CN202692728 U CN 202692728U CN 2012203310580 U CN2012203310580 U CN 2012203310580U CN 201220331058 U CN201220331058 U CN 201220331058U CN 202692728 U CN202692728 U CN 202692728U
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calciner
heat exchange
exchange jacket
flue
heat
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Expired - Fee Related
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CN2012203310580U
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赵永鹏
张青珍
赵永钦
赵聚法
宋惠民
王金升
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XINZHENG DONGSHENG CARBON PRODUCTS CO Ltd
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XINZHENG DONGSHENG CARBON PRODUCTS CO Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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Abstract

本实用新型公开了一种煅烧炉余热利用系统,包括煅烧炉主烟道和煅烧炉主烟道上设置的换热夹套,换热夹套两端分别设有介质进管和介质出管,介质进管与介质储存罐相连。对高温气体的热能进行再利用,可减少热能损失和能源浪费,提高能源利用率;同时,降低所排放尾气的温度,减少环境污染,实现节能减排。在换热夹套外部设有保温层,可有效减少热量散失,提高换热效率。在煅烧炉主烟道上设有煅烧炉辅烟道,煅烧炉辅烟道的进出口位于换热夹套两端,在煅烧炉辅烟道的进口与换热夹套之间设有故障阀门,当换热夹套发生故障时,关闭故障阀门,使高温气体通过煅烧炉辅烟道排出,便于热水夹套的维护检修,控制简便。

The utility model discloses a calciner waste heat utilization system, which comprises a calciner main flue and a heat exchange jacket arranged on the calciner main flue. Both ends of the heat exchange jacket are respectively provided with a medium inlet pipe and a medium outlet pipe. The inlet pipe is connected with the medium storage tank. Reusing the heat energy of high-temperature gas can reduce heat energy loss and energy waste, and improve energy utilization rate; at the same time, it can reduce the temperature of exhaust gas, reduce environmental pollution, and realize energy saving and emission reduction. There is an insulation layer outside the heat exchange jacket, which can effectively reduce heat loss and improve heat exchange efficiency. The calciner auxiliary flue is provided on the main flue of the calciner, the inlet and outlet of the auxiliary flue of the calciner are located at both ends of the heat exchange jacket, and a fault valve is installed between the inlet of the auxiliary flue of the calciner and the heat exchange jacket. When the heat exchange jacket fails, close the fault valve to let the high-temperature gas be discharged through the auxiliary flue of the calciner, which is convenient for the maintenance and repair of the hot water jacket, and the control is simple.

Description

一种煅烧炉余热利用系统A Calciner Waste Heat Utilization System

技术领域 technical field

本实用新型属于炭素制造行业余热利用设备技术领域,特别涉及一种煅烧炉余热利用系统。 The utility model belongs to the technical field of waste heat utilization equipment in the carbon manufacturing industry, in particular to a calciner waste heat utilization system.

背景技术 Background technique

目前,国内生产炭素的企业均有煅烧炉,煅烧炉耗能非常巨大,在煅烧过程中煅烧炉内部温度高达2600℃以上,煅烧炉炉顶将产生1100℃左右的高温气体,这些高温气体由烟囱排出,并带走大量热能,热能损失严重。这部分热能损失占到煅烧过程总热量的30%左右,造成极大的能源浪费;同时,高温气体对大气环境造成了严重污染,使环境、气候严重恶化。 At present, domestic enterprises producing carbon all have calcination furnaces, which consume a lot of energy. During the calcination process, the internal temperature of the calcination furnace is as high as 2600°C, and the top of the calcination furnace will generate high-temperature gases of about 1100°C. These high-temperature gases are discharged from the chimney. Discharge and take away a large amount of heat energy, and the heat energy loss is serious. This part of heat energy loss accounts for about 30% of the total heat in the calcination process, resulting in a huge waste of energy; at the same time, high-temperature gases have caused serious pollution to the atmospheric environment, which has seriously deteriorated the environment and climate.

实用新型内容 Utility model content

本实用新型的目的是提供一种节约能源、能源利用率高和环境污染低的煅烧炉余热利用系统。 The purpose of the utility model is to provide a calciner waste heat utilization system with energy saving, high energy utilization rate and low environmental pollution.

为实现上述目的,本实用新型的技术方案是:一种煅烧炉余热利用系统,包括煅烧炉主烟道和煅烧炉主烟道上设置的换热夹套,换热夹套两端分别设有介质进管和介质出管,介质进管与介质储存罐相连。 In order to achieve the above purpose, the technical solution of the utility model is: a calciner waste heat utilization system, including the main flue of the calciner and the heat exchange jacket provided on the main flue of the calciner, and the two ends of the heat exchange jacket are respectively provided with medium The inlet pipe and the medium outlet pipe, the medium inlet pipe is connected with the medium storage tank.

所述换热夹套外部设有保温层。 An insulation layer is provided outside the heat exchange jacket.

所述煅烧炉主烟道上设有煅烧炉辅烟道,煅烧炉辅烟道进出口位于换热夹套两端,在煅烧炉辅烟道进口与换热夹套之间设有故障阀门。 The main flue of the calciner is provided with an auxiliary flue of the calciner, the inlet and outlet of the auxiliary flue of the calciner are located at both ends of the heat exchange jacket, and a fault valve is arranged between the inlet of the auxiliary flue of the calciner and the heat exchange jacket.

与现有技术相比,本实用新型的优点是: Compared with the prior art, the utility model has the advantages of:

1、本实用新型包括煅烧炉主烟道和煅烧炉主烟道上设置的换热夹套,换热夹套两端分别设有介质进管和介质出管,介质进管与介质储存罐相连,对高温气体的热能进行再利用,可减少热能损失和能源浪费,提高能源利用率;同时,降低所排放尾气的温度,减少环境污染,实现节能减排。 1. The utility model includes the main flue of the calciner and the heat exchange jacket provided on the main flue of the calciner. The two ends of the heat exchange jacket are respectively provided with a medium inlet pipe and a medium outlet pipe. The medium inlet pipe is connected with the medium storage tank. Reusing the heat energy of high-temperature gas can reduce heat energy loss and energy waste, and improve energy utilization rate; at the same time, it can reduce the temperature of exhaust gas, reduce environmental pollution, and realize energy saving and emission reduction.

2、在换热夹套外部设有保温层,可有效减少热量散失,提高换热效率。 2. There is an insulation layer outside the heat exchange jacket, which can effectively reduce heat loss and improve heat exchange efficiency.

3、在煅烧炉主烟道上设有煅烧炉辅烟道,煅烧炉辅烟道的进出口位于换热夹套两端,在煅烧炉辅烟道的进口与换热夹套之间设有故障阀门,当换热夹套发生故障时,关闭故障阀门,使高温气体通过煅烧炉辅烟道排出,便于热水夹套的维护检修,控制简便。 3. The auxiliary flue of the calciner is provided on the main flue of the calciner. The inlet and outlet of the auxiliary flue of the calciner are located at both ends of the heat exchange jacket, and there is a fault between the inlet of the auxiliary flue of the calciner and the heat exchange jacket. Valve, when the heat exchange jacket fails, close the fault valve, so that the high-temperature gas is discharged through the auxiliary flue of the calciner, which is convenient for the maintenance and repair of the hot water jacket, and the control is simple.

附图说明 Description of drawings

图1为本实用新型的结构示意图。 Fig. 1 is the structural representation of the utility model.

具体实施方式 Detailed ways

如图1所示的煅烧炉余热利用系统,其包括煅烧炉主烟道1和煅烧炉主烟道1上设置的换热夹套4,换热夹套4的左右两端分别设有介质进管6和介质出管7,介质进管6端部连通有介质储存罐8。为了减少热量损失,在换热夹套4外部设有保温层5。为了便于控制,在煅烧炉主烟道1上设有煅烧炉辅烟道2,煅烧炉辅烟道2的进出口位于换热夹套4两端,在煅烧炉辅烟道2的进口与换热夹套4之间设有故障阀门3。当换热夹套4发生故障时,关闭故障阀门3,使高温气体通过煅烧炉辅烟道2排出,便于热水夹套4的维护检修。 The calciner waste heat utilization system shown in Figure 1 includes the main flue 1 of the calciner and the heat exchange jacket 4 provided on the main flue 1 of the calciner. The left and right ends of the heat exchange jacket 4 are respectively provided with medium inlets The end of the pipe 6 and the medium outlet pipe 7, and the end of the medium inlet pipe 6 is connected with a medium storage tank 8. In order to reduce heat loss, an insulation layer 5 is provided outside the heat exchange jacket 4 . In order to facilitate control, a calciner auxiliary flue 2 is provided on the main flue 1 of the calciner. The inlet and outlet of the auxiliary flue 2 of the calciner are located at both ends of the heat exchange jacket 4. A fault valve 3 is provided between the thermal jackets 4 . When the heat exchange jacket 4 fails, the fault valve 3 is closed to allow the high-temperature gas to be discharged through the auxiliary flue 2 of the calciner, which facilitates the maintenance and repair of the hot water jacket 4 .

本实用新型的工作原理为:通过流经换热水套4的换热介质吸收煅烧炉主烟道1内高温气体的热量,换热介质温度升高,高温换热介质输出后可用于锅炉加热冷水,冷水加热后可用于供暖,或者将冷水加热成具有一定压力的过热蒸汽,然后利用过热蒸汽通过汽轮机及与其联动的交流发电机发电。 The working principle of the utility model is: the heat exchange medium flowing through the heat exchange jacket 4 absorbs the heat of the high-temperature gas in the main flue 1 of the calciner, the temperature of the heat exchange medium rises, and the high-temperature heat exchange medium can be used for boiler heating after being output Cold water, the cold water can be used for heating after heating, or the cold water is heated into superheated steam with a certain pressure, and then the superheated steam is used to generate electricity through the steam turbine and its linked alternator.

Claims (3)

1.一种煅烧炉余热利用系统,其特征在于:包括煅烧炉主烟道和煅烧炉主烟道上设置的换热夹套,换热夹套两端分别设有介质进管和介质出管,介质进管与介质储存罐相连。 1. A calciner waste heat utilization system, characterized in that: it includes a calciner main flue and a heat exchange jacket provided on the calciner main flue, and the two ends of the heat exchange jacket are respectively provided with a medium inlet pipe and a medium outlet pipe, The medium inlet pipe is connected with the medium storage tank. 2.如权利要求1所述的煅烧炉余热利用系统,其特征在于:所述换热夹套外部设有保温层。 2. The calciner waste heat utilization system according to claim 1, characterized in that: said heat exchange jacket is provided with an insulation layer outside. 3.如权利要求1或2所述的煅烧炉余热利用系统,其特征在于:所述煅烧炉主烟道上设有煅烧炉辅烟道,煅烧炉辅烟道进出口位于换热夹套两端,在煅烧炉辅烟道进口与换热夹套之间设有故障阀门。 3. The calciner waste heat utilization system according to claim 1 or 2, characterized in that: the main flue of the calciner is provided with an auxiliary flue of the calciner, and the inlet and outlet of the auxiliary flue of the calciner are located at both ends of the heat exchange jacket , There is a fault valve between the inlet of the auxiliary flue of the calciner and the heat exchange jacket.
CN2012203310580U 2012-07-10 2012-07-10 Waste heat utilization system of calcination furnace Expired - Fee Related CN202692728U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103759547A (en) * 2014-02-20 2014-04-30 山东联兴节能服务股份有限公司 Petroleum coke calcining furnace and collection flue heat dissipating and recovering device
CN104896958A (en) * 2015-05-29 2015-09-09 贵州格勒尔高新材料有限公司 Recovery system for heat energy of exhaust gas from calcining furnace
CN109186251A (en) * 2018-09-26 2019-01-11 浙江凯色丽科技发展有限公司 Pearlescent pigment forges sieve integrated tubular rotary furnace
CN115560592A (en) * 2022-10-13 2023-01-03 赤壁长城炭素制品有限公司 Intelligent temperature-adjusting calcining furnace for calcining petroleum coke

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103759547A (en) * 2014-02-20 2014-04-30 山东联兴节能服务股份有限公司 Petroleum coke calcining furnace and collection flue heat dissipating and recovering device
CN103759547B (en) * 2014-02-20 2015-06-17 山东联兴节能服务股份有限公司 Petroleum coke calcining furnace and collection flue heat dissipating and recovering device
CN104896958A (en) * 2015-05-29 2015-09-09 贵州格勒尔高新材料有限公司 Recovery system for heat energy of exhaust gas from calcining furnace
CN109186251A (en) * 2018-09-26 2019-01-11 浙江凯色丽科技发展有限公司 Pearlescent pigment forges sieve integrated tubular rotary furnace
CN115560592A (en) * 2022-10-13 2023-01-03 赤壁长城炭素制品有限公司 Intelligent temperature-adjusting calcining furnace for calcining petroleum coke
CN115560592B (en) * 2022-10-13 2025-05-23 赤壁长城炭素制品有限公司 Intelligent temperature-adjusting calciner for calcining petroleum coke

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Granted publication date: 20130123

Termination date: 20130710