CN107044437A - The regulation and control system of compound compressor - Google Patents
The regulation and control system of compound compressor Download PDFInfo
- Publication number
- CN107044437A CN107044437A CN201710416998.7A CN201710416998A CN107044437A CN 107044437 A CN107044437 A CN 107044437A CN 201710416998 A CN201710416998 A CN 201710416998A CN 107044437 A CN107044437 A CN 107044437A
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- China
- Prior art keywords
- level
- gas
- valve
- grades
- compound compressor
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/005—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by changing flow path between different stages or between a plurality of compressors; Load distribution between compressors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
- F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of regulation and control system of compound compressor, including compound compressor, operating console, secondary air reservoir and vavuum pump, compound compressor is by one-level spiral case, two grades of spiral cases and high-speed electric expreess locomotive and impeller composition, one-level spiral case and two grades of spiral cases are connected on high-speed electric expreess locomotive by a power transmission shaft, the side of one-level spiral case is provided with air inlet pipe, gas transport pipeline is provided between one-level spiral case and two grades of spiral cases, the gas outlet of two grades of spiral cases connects secondary air reservoir provided with gas collection pipeline, secondary air reservoir connects air inlet pipe by return line with vavuum pump, gas transport pipeline is provided with one-level valve and branch line connection gas-collecting pipe, gas-collecting pipe is provided with secondary valve door, return line is provided with three-level valve；The present invention is by the compression factor of conveniently adjusted compound compressor, and selective to operate gas by one-level, two grades, three-level, the multi-stage compression such as level Four, simple to operate, control is accurate, substantially increases the application of compound compressor.
Description
Technical field
The present invention relates to the regulation control system of the construction applications of technical grade compressor, more particularly to a kind of compound compressor
System.
Background technology
Compound compressor steps up the compressor of gas pressure for classification.Industrial gas, sometimes requires that higher pressure
Power is, it is necessary to take multi-stage compression, and classification steps up the pressure of gas.Typically after every second compression, by gas cooling to approach
Originally temperature, then enter the compression of places one-level.With the raising of required pressure, the series of compressor also increases；Compound compressor
It is widely used in terms of petrochemical industry, synthesis ammonia, urea, air separation and refrigerating engineering.
In actual production process, gas is controlled according to the quantity of compression chamber in multi-stage compressor system (i.e. spiral case)
Compression ratio, gas is finally reached the demand of actual production after the compression of several spiral cases.Therefore conventional way is using many
Individual compressor, which is cascaded, to be operated, and so operation needs substantial amounts of compression motor to work simultaneously, and energy consumption is larger, pacifies simultaneously
Dress and attended operation are wasted time and energy；And the compressor of two compression chambers is driven for a high-speed electric expreess locomotive on the market, its device
Itself it is only capable of carrying out two-stage compression, when carrying out one-level or three stage compression to it, it is necessary to aid in adding the compression of other monopoles
Machine, the application of device is smaller, it is difficult to the need for meeting actual production.
The content of the invention
For above-mentioned problem, a kind of simple in construction present invention aims at providing, control is accurate, convenient, flexible to adjust
The regulation and control system of the compound compressor of the compression factor of throttle body.
In order to achieve the above object, the technical solution adopted by the present invention is as follows：A kind of regulation control system of compound compressor
System, described regulation and control system includes compound compressor, operating console, secondary air reservoir and vavuum pump, described multistage
Compressor is made up of one-level spiral case, two grades of spiral cases and high-speed electric expreess locomotive and impeller, and described one-level spiral case and two grades of spiral cases pass through one
Root power transmission shaft is connected on high-speed electric expreess locomotive, and the side of one-level spiral case is provided with air inlet pipe, between the one-level spiral case and two grades of spiral cases
Provided with gas transport pipeline, the gas outlet of two grades of described spiral cases connects secondary air reservoir provided with gas collection pipeline, described
Secondary air reservoir air inlet pipe is connected with vavuum pump by return line, described gas transport pipeline provided with one-level valve and
Branch line connects gas-collecting pipe, and described gas-collecting pipe is provided with secondary valve door, and described return line is provided with three
Level valve.
One-level valve of the present invention is by-pass valve, and described secondary valve door and three-level valve are shutoff valve；It is logical
The flow direction of shunting Valve control gas is crossed, can select compressed gas importing two grades of spiral cases or secondary air reservoir, by cutting
Only whether Valve control gas is simple to operate by gas collection pipeline and return line.
One-level valve of the present invention, secondary valve door and three-level valve are autocontrol valve, pass through control circuit
It is connected on operating console；By the electromagnetic valve with automatic control function, it is manipulated by platform and is precisely controlled, it is convenient
Operating personnel manipulate, time saving and energy saving.
Secondary air reservoir of the present invention is provided with pressure tester on exhaust outlet, described exhaust outlet；Pass through exhaust
Gas after the completion of mouth discharge compression, tests its pressure, it is ensured that the gas of discharge meets actual production by pressure tester
Demand.
Pressure tester is equipped with one-level valve of the present invention, secondary valve door and three-level valve；Pass through three road valves
Pressure tester on door, the gas pressure tested respectively in gas delivery tube, gas-collecting pipe and return duct, facilitates operator
Whether the working condition of member's real time monitoring apparatus, timely judgment means body breaks down.
Air inlet pipe of the present invention includes outer circular layer and inner sandwich layer, and described return line connects the outer shroud of air inlet pipe
Layer, described inner sandwich layer is connected with inlet duct；Initial pressure gas is passed through by inner sandwich layer, by outer circular layer be passed through by
The gas flowed back after compression, two kinds of gases are independent of each other before squeeze operation, it is ensured that the normal work of device.
One-level spiral case of the present invention and two grades of spiral cases are spirality Crucible shell, described one-level spiral case and with two grades of snails
The air inlet of shell is arranged on the side of spiral case, and gas outlet is arranged on the top of spiral case；Gas is improved by spiral spiral case to exist
Residence time in spiral case, it is ensured that the higher compression efficiency of compressor.
Compound compressor of the present invention, operating console, secondary air reservoir and vavuum pump are arranged at level control
On platform；By horizontal location platform ensure device integrally be operated in same level, it is ensured that each device be in phase
Same working environment, facilitates the monitoring and maintenance of operating personnel.
The advantage of the invention is that：The present invention is by adjustable compound compressor control system, the convenient multistage pressure of regulation
The compression factor of contracting machine；Can selectivity gas is operated by one-level, two grades, three-level, the multi-stage compression such as level Four, regulation and control spirits
Living, control is accurate, simple to operate；Device overall structure is simple simultaneously, can be driven by a high-speed electric expreess locomotive, energy consumption compared with
It is low；The purposes of the air of different compression factors is different, substantially increases the application of compound compressor.
Brief description of the drawings
Fig. 1 is apparatus of the present invention attachment structure sketch；
Fig. 2 is compound compressor structure diagram of the present invention；
Fig. 3 is air inlet pipeline structure diagram of the invention.
Wherein, 1 one-level spiral case, 2 two grades of spiral cases, 3 level air reservoirs, 4 vavuum pumps, 5 high-speed electric expreess locomotives, 6 operating consoles, 7
Compound compressor, 8 gas transport pipelines, 9 gas collection pipelines, 10 return lines, 11 air inlet pipe, 12 horizontal consoles, outside 13
Circular layer, 14 inner sandwich layers, 15 exhaust outlets, S1 one-level valves, S2 secondary valves door, S3 three-level valves.
Embodiment
The present invention is described in further detail with embodiment for explanation below in conjunction with the accompanying drawings.
Embodiment 1：A kind of regulation and control system of compound compressor as shown in Figure 1,2 and 3, described regulation control system
Uniting includes compound compressor 7, operating console 6, secondary air reservoir 3 and vavuum pump 4, and described compound compressor 7 is by one-level snail
Shell 1, two grades of spiral cases 2 and high-speed electric expreess locomotive 5 and impeller composition, described one-level spiral case 1 and two grades of spiral cases 2 are connected by a power transmission shaft
It is connected on high-speed electric expreess locomotive 5, the side of one-level spiral case 1 is provided with air inlet pipe 11, is provided between the one-level spiral case 1 and two grades of spiral cases 2
Gas transport pipeline 8, the gas outlet of two grades of described spiral cases 2 connects secondary air reservoir 3 provided with gas collection pipeline 9, described
Secondary air reservoir 3 air inlet pipe 11 is connected with vavuum pump 4 by return line 10, described gas transport pipeline 8 is provided with one
Level valve S1 and branch line connection gas-collecting pipe 9, described gas-collecting pipe 9 is provided with secondary valve door S2, and described returns
Flow tube road 10 is provided with three-level valve S3.
Embodiment 2：As shown in Figure 1,2 and 3, one-level valve S1 is by-pass valve, described secondary valve door S2 and three step valves
Door S3 is shutoff valve；The flow direction of gas is controlled by by-pass valve S1, can select compressed gas importing two grades of spiral cases 2
Or secondary air reservoir 3, whether gas is controlled by gas collection pipeline 9 and return line 10 by shutoff valve S2 or S3,
It is simple to operate.One-level valve S1 of the present invention, secondary valve door S2 and three-level valve S3 are autocontrol valve, are led to
Control circuit is crossed to be connected on operating console 6；By the electromagnetic valve with automatic control function, platform 6 is manipulated by
It is precisely controlled, facilitates operating personnel to manipulate, it is time saving and energy saving.
Embodiment 3：As shown in Figure 1,2 and 3, secondary air reservoir 3 is provided with pressure on exhaust outlet 15, described exhaust outlet 15
Tester；Gas after the completion of compression is discharged by exhaust outlet 15, its pressure is tested by pressure tester, it is ensured that the gas of discharge
Body meets the demand of actual production.
Embodiment 4：As shown in Figure 1,2 and 3, it is equipped with pressure on one-level valve S1, secondary valve door S2 and three-level valve S3
Tester；By the pressure tester on three road valves, gas delivery tube 8, gas-collecting pipe 9 and return duct 10 are tested respectively
Interior gas pressure, facilitates the working condition of operating personnel's real time monitoring apparatus, and whether timely judgment means body breaks down.
Embodiment 5：As shown in Figure 1,2 and 3, air inlet pipe 11 includes outer circular layer 13 and inner sandwich layer 14, described return line
The outer circular layer 13 of 10 connection air inlet pipe 11, described inner sandwich layer 14 is connected with inlet duct；It is passed through initially by inner sandwich layer 14
Pressed gas, the gas flowed back after overcompression is passed through by outer circular layer 13, and two kinds of gases are independent of each other before squeeze operation, is protected
The normal work of card device.
Embodiment 6：As shown in Figure 1,2 and 3, one-level spiral case 1 and two grades of spiral cases 2 are spirality Crucible shell, described one-level
Spiral case 1 and the side that spiral case is arranged on the air inlets of two grades of spiral cases 2, gas outlet is arranged on the top of spiral case；Pass through spiral shape
Spiral case improve gas residence time in spiral case, it is ensured that the higher compression efficiency of compressor.
Embodiment 7：As shown in Figure 1,2 and 3, compound compressor 7, operating console 6, secondary air reservoir 3 and vavuum pump 4
It is arranged on horizontal console 12；Ensure that device is integrally operated in same level by horizontal location platform 12, protect
That has demonstrate,proved each device is in identical working environment, facilitates the monitoring and maintenance of operating personnel.
Embodiment 8：As shown in Figure 1,2 and 3, operating method of the invention：
1) initial pressure gas is passed through into the inner sandwich layer 14 of air inlet pipe 11, after the compression of one-level spiral case 1, closes one-level
Pass through gas delivery tube 8 and gas-collecting pipe 9 between valve S1, secondary valve door S2 and three-level valve S3, gas, reach secondary storage
Air drain 3, device is that can obtain the gas after one stage of compression.
2) initial pressure gas is passed through into the inner sandwich layer 14 of air inlet pipe 11, after the compression of one-level spiral case 1, opens one-level
Valve S1 and secondary valve door S2, closes three-level valve S3, gas reaches two grades of spiral cases 2 by gas delivery tube 8, then by gas
Collecting pipe 9, reaches secondary air reservoir 3, device is that can obtain the gas after two-stage compression.
3) initial pressure gas is passed through into the inner sandwich layer 14 of air inlet pipe 11, after the compression of one-level spiral case 1, opens one-level
Two grades of spiral cases 2 are reached by gas delivery tube 8 between valve S1, secondary valve door S2, gas, then by gas-collecting pipe 9, are reached
Secondary air reservoir 3, opens three-level valve S3 and vavuum pump 4, the process return line 10 in secondary air reservoir 3 is transferred into air inlet
The outer circular layer 13 of pipe 11, after one-level spiral case 1 again second compression, closes one-level valve S1, secondary valve door S2 and three-level valve S3,
Pass through gas delivery tube 8 and gas-collecting pipe 9 between gas, reach secondary air reservoir 3, device is that can obtain after three stage compression
Gas.
4) initial pressure gas is passed through into the inner sandwich layer 14 of air inlet pipe 11, after the compression of one-level spiral case 1, opens one-level
Two grades of spiral cases 2 are reached by gas delivery tube 8 between valve S1, secondary valve door S2, gas, then by gas-collecting pipe 9, are reached
Secondary air reservoir 3, opens three-level valve S3 and vavuum pump 4, the process return line 10 in secondary air reservoir 3 is transferred into air inlet
The outer circular layer 13 of pipe 11, after one-level spiral case 1 again second compression, opens one-level valve S1 and secondary valve door S2, closes three step valves
Door S3, gas reaches two grades of spiral cases 2 by gas delivery tube 8, then by gas-collecting pipe 9, reaches secondary air reservoir 3, device
It can obtain the gas after level Four compression.
It should be noted that it is above-mentioned be only presently preferred embodiments of the present invention, not for limit the present invention protection model
Enclose, made equivalents belong to protection scope of the present invention on the basis of above-described embodiment.
Claims (8)
1. a kind of regulation and control system of compound compressor, it is characterised in that described regulation and control system includes multi-stage compression
Machine, operating console, secondary air reservoir and vavuum pump, described compound compressor is by one-level spiral case, two grades of spiral cases and high speed electricity
Machine and impeller composition, described one-level spiral case and two grades of spiral cases are connected on high-speed electric expreess locomotive by a power transmission shaft, one-level spiral case
Side be provided with air inlet pipe, gas transport pipeline is provided between the one-level spiral case and two grades of spiral cases, described two grades of spiral cases
Gas outlet connects secondary air reservoir provided with gas collection pipeline, and described secondary air reservoir is connected by return line and vavuum pump
Logical air inlet pipe, described gas transport pipeline is provided with one-level valve and branch line connection gas-collecting pipe, described gas
Collecting pipe is provided with three-level valve provided with secondary valve door, described return line.
2. the regulation and control system of compound compressor according to claim 1, it is characterised in that described one-level valve is
By-pass valve, described secondary valve door and three-level valve are shutoff valve.
3. the regulation and control system of compound compressor according to claim 1 or 2, it is characterised in that described one-step valve
Door, secondary valve door and three-level valve are autocontrol valve, are connected to by control circuit on operating console.
4. the regulation and control system of compound compressor according to claim 1, it is characterised in that described secondary air reservoir
It is provided with pressure tester on exhaust outlet, described exhaust outlet.
5. the regulation and control system of compound compressor according to claim 4, it is characterised in that described one-level valve,
Pressure tester is equipped with secondary valve door and three-level valve.
6. the regulation and control system of compound compressor according to claim 1, it is characterised in that described air inlet pipe includes
Outer circular layer and inner sandwich layer, described return line connect the outer circular layer of air inlet pipe, and described inner sandwich layer is connected with inlet duct.
7. the regulation and control system of compound compressor according to claim 1, it is characterised in that described one-level spiral case and
Two grades of spiral cases are spirality Crucible shell, described one-level spiral case and the side that spiral case is arranged on the air inlets of two grades of spiral cases, are gone out
Gas port is arranged on the top of spiral case.
8. the regulation and control system of compound compressor according to claim 1, it is characterised in that described multi-stage compression
Machine, operating console, secondary air reservoir and vavuum pump are arranged on horizontal console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710416998.7A CN107044437A (en) | 2017-05-22 | 2017-05-22 | The regulation and control system of compound compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710416998.7A CN107044437A (en) | 2017-05-22 | 2017-05-22 | The regulation and control system of compound compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107044437A true CN107044437A (en) | 2017-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710416998.7A Pending CN107044437A (en) | 2017-05-22 | 2017-05-22 | The regulation and control system of compound compressor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605764A (en) * | 2017-08-22 | 2018-01-19 | 重庆美的通用制冷设备有限公司 | Compound compressor |
| TWI663334B (en) * | 2018-01-04 | 2019-06-21 | 大陸商復盛實業（上海）有限公司 | Inter-stage discharge air compressor |
| CN109973394A (en) * | 2019-04-12 | 2019-07-05 | 丹东克隆先锋泵业有限公司 | Double drive second level magnetic drive pumps |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002138958A (en) * | 2000-11-01 | 2002-05-17 | Smc Corp | Air compressor |
| CN1397737A (en) * | 2001-07-17 | 2003-02-19 | 吕明德 | Fluid compression system with less-stage compressor instead of multi-stage compressor |
| EP1433929A2 (en) * | 2002-12-23 | 2004-06-30 | Robert Bosch Gmbh | Turbomachine arrangement |
| CN202100491U (en) * | 2011-04-22 | 2012-01-04 | 爱科腾博（大连）科技有限公司 | Turbo compressor |
| CN104364530A (en) * | 2012-05-31 | 2015-02-18 | 韩国Turbo机械株式会社 | Turbo compression system |
-
2017
- 2017-05-22 CN CN201710416998.7A patent/CN107044437A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002138958A (en) * | 2000-11-01 | 2002-05-17 | Smc Corp | Air compressor |
| CN1397737A (en) * | 2001-07-17 | 2003-02-19 | 吕明德 | Fluid compression system with less-stage compressor instead of multi-stage compressor |
| EP1433929A2 (en) * | 2002-12-23 | 2004-06-30 | Robert Bosch Gmbh | Turbomachine arrangement |
| CN202100491U (en) * | 2011-04-22 | 2012-01-04 | 爱科腾博（大连）科技有限公司 | Turbo compressor |
| CN104364530A (en) * | 2012-05-31 | 2015-02-18 | 韩国Turbo机械株式会社 | Turbo compression system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605764A (en) * | 2017-08-22 | 2018-01-19 | 重庆美的通用制冷设备有限公司 | Compound compressor |
| TWI663334B (en) * | 2018-01-04 | 2019-06-21 | 大陸商復盛實業（上海）有限公司 | Inter-stage discharge air compressor |
| CN109973394A (en) * | 2019-04-12 | 2019-07-05 | 丹东克隆先锋泵业有限公司 | Double drive second level magnetic drive pumps |
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Application publication date: 20170815 |
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