CN212688116U - A three-network cross-linking operation system for the inlet pipeline of a converter gas pressurizing station - Google Patents

A three-network cross-linking operation system for the inlet pipeline of a converter gas pressurizing station Download PDF

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Publication number
CN212688116U
CN212688116U CN202021416533.5U CN202021416533U CN212688116U CN 212688116 U CN212688116 U CN 212688116U CN 202021416533 U CN202021416533 U CN 202021416533U CN 212688116 U CN212688116 U CN 212688116U
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outlet
gas
inlet
blowers
pipeline
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CN202021416533.5U
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王振飞
唐伟波
丛占柱
李吉宏
冯国晖
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Bengang Steel Plates Co Ltd
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Bengang Steel Plates 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
    • Y02P10/20Recycling

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Abstract

本实用新型公开一种转炉煤气加压站入口管道三网交联运行系统,其特征在于:包括3套煤气柜和电除尘器,每个煤气柜的入口均与煤气来源管道连接;煤气柜的出口与电除尘器入口连接,每组电除尘器出口分别与3条出口总管中的1条连接;每条出口总管均通过第一阀组与7台鼓风机的入口连接;7台鼓风机的出口管道汇入到总出口管道。本实用新型的优点是:实现了七台鼓风机可以任意切换来源煤气,可以根据系统运行变化任意回收任意一座煤气柜系统回收的煤气,全系统六开一备运行,极大减少了备用鼓风机的投资成本。

Figure 202021416533

The utility model discloses a three-network cross-linked operation system for the inlet pipeline of a converter gas pressurizing station, which is characterized in that: it comprises three sets of gas cabinets and an electric precipitator, and the inlet of each gas cabinet is connected with a gas source pipeline; The outlet is connected to the inlet of the electrostatic precipitator, and the outlet of each group of electrostatic precipitators is connected to one of the three outlet header pipes; each outlet header pipe is connected to the inlets of 7 blowers through the first valve group; the outlet pipes of the 7 blowers into the main outlet pipe. The advantages of the utility model are: the seven blowers can switch the source gas arbitrarily, and the gas recovered by any gas cabinet system can be recovered arbitrarily according to the system operation change, and the whole system operates with six open and one standby, which greatly reduces the investment of the standby blower. cost.

Figure 202021416533

Description

Three-network cross-linking operation system for inlet pipeline of converter gas pressurizing station
Technical Field
The utility model relates to the technical field of metallurgy, in particular to a coal gas recycling and distributing device.
Background
The converter gas recovery cabinet accounts for 80-90% of the energy recovery part of the whole converter process, and is an important index for any steel enterprise. The converter gas recovery index is also an important index for various large iron and steel enterprises to dig potential targets and reduce energy consumption all over the world. At present, various large iron and steel enterprises at home and abroad try to recover converter gas to the greatest extent, but the problems of high production cost and high investment generally exist, so that the investment cost is reduced to the greatest extent, the potential of a converter gas pressurization system is improved, and the converter gas is recovered to the greatest extent, and the converter gas recovery method is a subject of current iron and steel enterprise research.
In the converter gas recovery system in the prior art, as shown in fig. 1, a first gas cabinet, a second gas cabinet, a third gas cabinet, a fourth gas cabinet, a fifth gas cabinet, a sixth gas cabinet, a fifth gas cabinet, a sixth gas cabinet.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model discloses a through the connection structure who changes recovery system, practice thrift the quantity of air-blower, and then reach the purpose of practicing thrift the cost, and because reduced the quantity of air-blower, also correspondingly reduced maintenance and operation cost. The specific technical scheme is as follows:
a three-network cross-linking operation system for an inlet pipeline of a converter gas pressurizing station comprises 3 sets of gas chambers and an electric dust remover, wherein the inlet of each gas chamber is connected with a gas source pipeline; the outlet of the gas cabinet is connected with the inlet of the electric dust collector, and the outlet of each group of electric dust collectors is respectively connected with 1 of 3 outlet header pipes; each outlet main pipe is connected with inlets of 7 blowers through a first valve group; the outlet ducts of the 7 blowers merge into a main outlet duct.
The first valve bank comprises 2 butterfly valves and 1 blind plate valve, the blind plate valves are connected between the two butterfly valves in series, and the two butterfly valves are respectively connected with the outlet main pipe and the inlet of the air blower.
A second valve bank and a third valve bank are also arranged; the second valve bank is arranged at the inlet end of the blower and connected with the first valve bank; and the third valve bank is arranged at the outlet end of the air blower and is connected with the main outlet pipeline.
The utility model has the advantages that: the source coal gas can be switched freely by seven blowers, the coal gas recovered by any coal gas cabinet system can be recovered freely according to the operation change of the system, the full system is operated by six fans and one spare fan, and the investment cost of the spare blowers is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of a prior art connection;
fig. 2 is a schematic view of the connection relationship of the present invention.
Detailed Description
The utility model is described in detail with reference to the drawings, as shown in the drawings, the utility model comprises three gas chambers, namely a first gas chamber 1, a second gas chamber 2 and a third gas chamber 3,
inlets of the first gas chamber 1, the second gas chamber 2 and the third gas chamber 3 are all taken from converter gas pipelines of different sources, such as a first gas pipeline 7, a second gas pipeline 8 and a third gas pipeline 9;
outlets of a first gas chamber 1, a second gas chamber 2 and a third gas chamber 3 are respectively connected with inlets of a first electric dust remover 11, a second dust remover 21 and a third dust remover 31, an outlet 12 of the first electric dust remover 11, an outlet 22 of the second dust remover 21 and an outlet 32 of the third dust remover 31 are respectively connected with 1 of 3 outlet main pipes 10, and each outlet main pipe is connected with inlets of 7 air blowers 4 through a first valve group 61; the outlet ducts of the 7 blowers merge into the main outlet duct 5. The first valve group 61 at the inlet end of each blower comprises 3 butterfly valves, blind plate valves and butterfly valves which are connected in series, and each first valve group 61 is connected with one outlet main pipe 10;
the first valve bank comprises 2 butterfly valves 65 and 1 blind plate valve 64, the blind plate valve 64 is connected between the two butterfly valves 65 in series, and the two butterfly valves 65 are respectively connected with the outlet main pipe 10 and the inlet of the blower.
A second valve group 62 and a third valve group 63 are also arranged; the second valve group is arranged at the inlet end of the blower, and the second valve group 62 is connected with the first valve group 61; a third valve block is arranged at the outlet end of the blower, said third valve block 63 being connected with the main outlet conduit 5.
The inlet connection of 7 blowers 4 of the utility model adopts three-net cross-linking; the 7 air blowers can switch source coal gas at will, so that each air blower can recover the coal gas recovered by any coal gas cabinet system at will according to the operation change of the system, the six-open one-standby operation of the whole system is realized, and the investment cost of standby air blowers is greatly reduced.

Claims (3)

1. A three-network cross-linking operation system for an inlet pipeline of a converter gas pressurizing station is characterized in that: the device comprises 3 sets of gas chambers and an electric dust collector, wherein the inlet of each gas chamber is connected with a gas source pipeline; the outlet of the gas cabinet is connected with the inlet of the electric dust collector, and the outlet of each group of electric dust collectors is respectively connected with 1 of 3 outlet header pipes; each outlet main pipe is connected with inlets of 7 blowers through a first valve group; the outlet ducts of the 7 blowers merge into a main outlet duct.
2. The three-network cross-linking operation system for the inlet pipeline of the converter gas pressurizing station as claimed in claim 1, wherein: the first valve bank comprises 2 butterfly valves and 1 blind plate valve, the blind plate valves are connected between the two butterfly valves in series, and the two butterfly valves are respectively connected with the outlet main pipe and the inlet of the air blower.
3. The three-network cross-linking operation system for the inlet pipeline of the converter gas pressurizing station as claimed in claim 1, wherein: a second valve bank and a third valve bank are also arranged; the second valve bank is arranged at the inlet end of the blower and connected with the first valve bank; and the third valve bank is arranged at the outlet end of the air blower and is connected with the main outlet pipeline.
CN202021416533.5U 2020-07-17 2020-07-17 A three-network cross-linking operation system for the inlet pipeline of a converter gas pressurizing station Active CN212688116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021416533.5U CN212688116U (en) 2020-07-17 2020-07-17 A three-network cross-linking operation system for the inlet pipeline of a converter gas pressurizing station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021416533.5U CN212688116U (en) 2020-07-17 2020-07-17 A three-network cross-linking operation system for the inlet pipeline of a converter gas pressurizing station

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CN212688116U true CN212688116U (en) 2021-03-12

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