CN209322469U - A kind of system avoiding transformation quencher spray head blocking - Google Patents

A kind of system avoiding transformation quencher spray head blocking Download PDF

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Publication number
CN209322469U
CN209322469U CN201821978951.6U CN201821978951U CN209322469U CN 209322469 U CN209322469 U CN 209322469U CN 201821978951 U CN201821978951 U CN 201821978951U CN 209322469 U CN209322469 U CN 209322469U
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CN
China
Prior art keywords
trumpeter
valve
valves
trumpeters
spray head
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201821978951.6U
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Chinese (zh)
Inventor
张卫波
田海明
王宇
蒋云龙
聂家波
王学昆
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Bo Huayongli Chemical Inc Tianjin
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Bo Huayongli Chemical Inc Tianjin
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Priority to CN201821978951.6U priority Critical patent/CN209322469U/en
Application granted granted Critical
Publication of CN209322469U publication Critical patent/CN209322469U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of systems for avoiding transformation quencher spray head blocking, including regulating valve, seven trumpeter's valves and eight trumpeter's valves, eight trumpeter's valve feed inlets are connect with regulating valve, eight trumpeter's valve discharge ports are separately connected coil pipe connecting line and lower coil pipe connecting line, seven trumpeter's valve discharge ports are connect with regulating valve, seven trumpeter's valve feed inlets are separately connected condensate liquid feeding line and boiler water feeding line, and trumpeter's valve is arranged in condensate liquid feeding line, and two trumpeter's valves are arranged in boiler water feeding line;No.1 filtering pipeline branch in parallel and No. two filtering pipeline branches are distinguished between the inlet port and outlet port of the seven trumpeters valve, No.1 filtering pipeline branch road sets gradually three trumpeter's valves, No.1 filter and five trumpeter's valves, and No. two filtering pipeline branch roads set gradually four trumpeter's valves, No. two filters and six trumpeter's valves.The utility model avoids that quenching water is excessively dirty to cause spray head to block, and avoids transformation catalyst because the problem of catalyst life reduces caused by inlet temperature height.

Description

A kind of system avoiding transformation quencher spray head blocking
Technical field
The utility model relates to chemical production fields, and more specifically, it relates to one kind to avoid transformation quencher spray head stifled The system of plug.
Background technique
Coal gas from coal gasification apparatus enters the first change furnace and carries out incomplete conversion reaction, into 1# quenching filter Make quenching water for after conversion gas Quench with condensate liquid, then continues conversion reaction into the second change furnace R04102.Second becomes out Furnace conversion gas is changed then into after 2# quencher condensate liquid again Quench, is carried out conversion reaction into third change furnace R04103, is become Ventilation is as cold as 40 DEG C and goes acid gas removal process in 2# transformation gas separating device, and the condensate liquid that converting means generates is recovered to After methanol condensed liquid flash tank, being transported to 1# quenching filter and 2# quenching filter as Quench liquid by condensate pump makes With.Since condensate circulation uses, causes the impurity such as coal dust, the catalyst fines of converting means to enter in condensate liquid, cause Spray head blocking in quenching filter, the quenching filter after blocking cannot effectively reduce conversion gas temperature, lead to change furnace Inlet temperature is high, influences catalyst service life, and design when serious more than transformation furnace apparatus uses temperature, brings considerable safety Risk.
Utility model content
The purpose of this utility model is to overcome deficiencies in the prior art, provide one kind and avoid transformation quencher spray head The system of blocking, can be avoided that quenching water is excessively dirty to cause spray head to block, and effectively prevent transformation catalyst due to inlet temperature height The problem of caused catalyst life reduces.
The purpose of this utility model can be achieved through the following technical solutions.
The system for avoiding transformation quencher spray head blocking of the utility model, including regulating valve, seven trumpeter's valves and eight trumpeters Valve, the eight trumpeters valve feed inlet are connect by pipeline with regulating valve discharge port, and the eight trumpeters valve discharge port is connected separately with Upper coil pipe connecting line and lower coil pipe connecting line, the upper coil pipe connecting line are provided with ten trumpeter's valves, and the lower coil pipe connecting line is set It is equipped with ride on Bus No. 11 hand valve, the seven trumpeters valve discharge port is connect by pipeline with regulating valve feed inlet, the seven trumpeters valve charging Mouth is connected separately with condensate liquid feeding line and boiler water feeding line, and the condensate liquid feeding line is provided with trumpeter's valve, The boiler water feeding line is provided with two trumpeter's valves;It is parallel with one respectively between the inlet port and outlet port of the seven trumpeters valve Number filtering pipeline branch and No. two filtering pipeline branches, the No.1 filtering pipeline branch road are disposed with three trumpeter's valves, one Number filter and five trumpeter's valves, No. two filtering pipelines branch road are disposed with four trumpeter's valves, No. two filters and No. six Hand valve.
Nine trumpeter's valves are connected with by pipeline between the seven trumpeters valve feed inlet and eight trumpeter's valve discharge ports.
Shower valve is provided in the regulating valve feed inlet connecting pipeline.
Compared with prior art, beneficial effect brought by the technical solution of the utility model is:
(1) the utility model adds filter in quenching filter condensate inlet, avoids quenching water is excessively dirty from causing spray head stifled Plug effectively prevents transformation catalyst because the problem of catalyst life reduces caused by inlet temperature height.
(2) the utility model cleans spray head by medium-pressure boiler water interval, prevents the fine powders such as coal dust in spray head director Phase accumulation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the system that the utility model avoids transformation quencher spray head blocking.
Appended drawing reference: mono- trumpeter's valve of HV1, bis- trumpeter's valve of HV2, tri- trumpeter's valve of HV3, tetra- trumpeter's valve of HV4, five trumpeter of HV5 Valve, six trumpeter's valve of HV6, seven trumpeter's valve of HV7, eight trumpeter's valve of HV8, nine trumpeter's valve of HV9, ten trumpeter's valve of HV10, HV11 ride on Bus No. 11 hand Valve, HV12 shower valve, TV04119 regulating valve, T1 No.1 filter, No. bis- filters of T2.
Specific embodiment
The utility model will be further described with reference to the accompanying drawing.
As shown in Figure 1, the system for avoiding transformation quencher spray head blocking of the utility model, including regulating valve TV04119, seven trumpeter's valve HV7 and eight trumpeter's valve HV8 are provided with spray in the regulating valve TV04119 feed inlet connecting pipeline Valve HV12.The eight trumpeters valve HV8 feed inlet is connect by pipeline with regulating valve TV04119 discharge port, the eight trumpeters valve HV8 discharge port is connected separately with coil pipe connecting line and lower coil pipe connecting line.The upper coil pipe connecting line is provided with ten trumpeter's valves HV10, the upper coil pipe connecting line are connected with 2# quencher top coil pipe.The lower coil pipe connecting line is provided with ride on Bus No. 11 hand Valve HV1, the lower coil pipe connecting line are connected with 2# quencher lower part coil pipe.Wherein, the coil pipe of 2# quencher is that a circle is closed Mould assembly coil pipe, a circle of coil pipe are uniformly distributed multiple outlet pipes, and spray head is installed in the bottom end of outlet pipe.
Nine trumpeter's valves are connected with by pipeline between the seven trumpeters valve HV7 feed inlet and eight trumpeter's valve HV8 discharge ports HV9.The seven trumpeters valve HV7 discharge port is connect by pipeline with regulating valve TV04119 feed inlet, the seven trumpeters valve HV7 into Material mouth is connected separately with condensate liquid feeding line and boiler water feeding line, and the condensate liquid feeding line is provided with trumpeter's valve HV1, the boiler water feeding line are provided with two trumpeter's valve HV2.Between the inlet port and outlet port of the seven trumpeters valve HV7 It is parallel with No.1 filtering pipeline branch and No. two filtering pipeline branches respectively, the No.1 filtering pipeline branch road is disposed with Three trumpeter's valve HV3, No.1 filter T1 and five trumpeter's valve HV5, No. two filtering pipelines branch road is disposed with four trumpeters Valve HV4, No. two filter T2 and six trumpeter's valve HV6.
The method for avoiding transformation quencher spray head blocking of the utility model, comprising the following steps:
(1) condensate liquid is injected:
Open trumpeter's valve HV1, eight trumpeter's valve HV8, regulating valve TV04119, three trumpeter's valve HV3 and five trumpeter's valve HV5 (or Four trumpeter's valve HV4, six trumpeter valve HV6), seven trumpeter's valve HV7 and nine trumpeter valve HV9 are closed, ten trumpeter's valve HV10 or 11 are opened Trumpeter valve HV11 is put into No.1 filter T1 (or No. two filter T2);When No.1 filter T1 (or No. two filter T2) are stifled When plug (as discovery temperature go up, regulating valve TV04119 aperture it is larger after change furnace inlet temperature do not decline or fall very Small, then need to switch another set filter), open four trumpeter's valve HV4, six trumpeter's valve HV6 (or three trumpeter's valve HV3, five trumpeter's valves HV5), three trumpeter's valve HV3, five trumpeter's valve HV5 (or four trumpeter's valve HV4, six trumpeter valve HV6), No. two filterings of switching investment are closed Device T2 (or No.1 filter T1), it is spare after the filter cleaning after cutting out.
(2) periodic flushing spray head: it is periodically rinsed spray head online using medium-pressure boiler water, since transformation system pressure is 3.8MPa, condensation hydraulic coupling are 4.8MPa, and boiler water pressure is 6MPa, therefore pressure height can will be attached to the coal of spray head inner wall The impurity such as powder wash away removing.The specific method is as follows:
A, two trumpeter valve HV2 are opened, a trumpeter valve HV1 is closed, open seven trumpeter valve HV7, close three trumpeter's valve HV3 or four No.1 filter T1 and No. two filter T2 are cut out, filter are avoided to cause resistance drop, shadow because there is sundries by trumpeter valve HV4 Ring flushing effect;
B, viewing transformation furnace inlet temperature, under the premise of guaranteeing that change furnace inlet temperature is higher than 20 DEG C of dew-point temperature or more, Regulating valve TV04119 aperture is adjusted, opens big TV04119 as far as possible, big flow is rinsed spray head;
C, after flushing, a trumpeter valve HV1 is opened, closes seven trumpeter's valve HV7 and two trumpeter valve HV2, opens three trumpeters Valve HV3 or four trumpeter valve HV4, No.1 filter T1 or No. two filter T2 are come into operation, and continue to inject condensate liquid;
D, it repeats at periodic or other desired and executes step a-c, spray head is rinsed.
Although being described above in conjunction with function and the course of work of the attached drawing to the utility model, the utility model is simultaneously It is not limited to above-mentioned concrete function and the course of work, the above mentioned embodiment is only schematical, rather than limits Property, those skilled in the art are not departing from the utility model aims and right is wanted under the enlightenment of the utility model It asks under protected ambit, many forms can also be made, these are belonged within the protection of the utility model.

Claims (3)

1. a kind of system for avoiding transformation quencher spray head blocking, including regulating valve (TV04119), seven trumpeter's valves (HV7) and eight Trumpeter's valve (HV8), eight trumpeters valve (HV8) feed inlet are connect by pipeline with regulating valve (TV04119) discharge port, and described eight Trumpeter's valve (HV8) discharge port is connected separately with coil pipe connecting line and lower coil pipe connecting line, and the upper coil pipe connecting line is provided with Ten trumpeter's valves (HV10), the lower coil pipe connecting line are provided with ride on Bus No. 11 hand valve (HV1), which is characterized in that the seven trumpeters valve (HV7) discharge port is connect by pipeline with regulating valve (TV04119) feed inlet, and seven trumpeters valve (HV7) feed inlet connects respectively It is connected to condensate liquid feeding line and boiler water feeding line, the condensate liquid feeding line is provided with trumpeter's valve (HV1), described Boiler water feeding line is provided with two trumpeter's valves (HV2);Between the inlet port and outlet port of the seven trumpeters valve (HV7) respectively simultaneously It is associated with No.1 filtering pipeline branch and No. two filtering pipeline branches, the No.1 filtering pipeline branch road is disposed with three trumpeters Valve (HV3), No.1 filter (T1) and five trumpeter's valves (HV5), No. two filtering pipelines branch road are disposed with four trumpeters Valve (HV4), No. two filters (T2) and six trumpeter's valves (HV6).
2. the system according to claim 1 for avoiding transformation quencher spray head blocking, which is characterized in that the seven trumpeters valve (HV7) nine trumpeter's valves (HV9) are connected with by pipeline between feed inlet and eight trumpeter's valve (HV8) discharge ports.
3. the system according to claim 1 for avoiding transformation quencher spray head blocking, which is characterized in that the regulating valve (TV04119) it is provided in feed inlet connecting pipeline shower valve (HV12).
CN201821978951.6U 2018-11-27 2018-11-27 A kind of system avoiding transformation quencher spray head blocking Withdrawn - After Issue CN209322469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821978951.6U CN209322469U (en) 2018-11-27 2018-11-27 A kind of system avoiding transformation quencher spray head blocking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821978951.6U CN209322469U (en) 2018-11-27 2018-11-27 A kind of system avoiding transformation quencher spray head blocking

Publications (1)

Publication Number Publication Date
CN209322469U true CN209322469U (en) 2019-08-30

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CN201821978951.6U Withdrawn - After Issue CN209322469U (en) 2018-11-27 2018-11-27 A kind of system avoiding transformation quencher spray head blocking

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109437102A (en) * 2018-11-27 2019-03-08 天津渤化永利化工股份有限公司 A kind of system and method avoiding transformation quencher spray head blocking

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109437102A (en) * 2018-11-27 2019-03-08 天津渤化永利化工股份有限公司 A kind of system and method avoiding transformation quencher spray head blocking
CN109437102B (en) * 2018-11-27 2023-09-08 天津渤化永利化工股份有限公司 System and method for avoiding blockage of spray head of conversion quencher

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