CN107294141A - A kind of energy conserving system based on oxidation production technology - Google Patents
A kind of energy conserving system based on oxidation production technology Download PDFInfo
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- CN107294141A CN107294141A CN201710377943.XA CN201710377943A CN107294141A CN 107294141 A CN107294141 A CN 107294141A CN 201710377943 A CN201710377943 A CN 201710377943A CN 107294141 A CN107294141 A CN 107294141A
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- Prior art keywords
- oxidation production
- oxidation
- production technology
- energy conserving
- electricity
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J4/00—Circuit arrangements for mains or distribution networks not specified as ac or dc
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The invention discloses a kind of energy conserving system based on oxidation production technology, including oxidation production line, electricity system, oven system and control system, the electricity system is used to power for oxidation production line, the oven system is used to provide thermal source for oxidation production line, and the control system is used for the production procedure for controlling oxidation production line；The electricity system includes rectifier power source, power transformer and driving main motor, is connected between the rectifier power source, power transformer and driving main motor by bus；The oven system includes efficient burning machine；The control system includes computer central monitoring system, and the computer central monitoring system controls to aoxidize multiple control loops in production process respectively.Using the present invention, effective energy-conservation of oxidation production process is realized.
Description
Technical field
The present invention relates to oxidation technology field, more particularly to a kind of energy conserving system based on oxidation production technology.
Background technology
In aluminium enterprise, the electricity system situation of existing oxidation production line is as follows：
（1）Rectifier power source uses artificial control mode, although possess following functions：1. enter by the voltage or current deviation of output
The automatic voltage regulation or current stabilization regulatory function of row PID regulations；2. soft start regulatory function；3. there is provided current limliting, pressure limiting, phase shortage, super
Temperature, excessive low water level protection.
But, by the use of long period, partial function has been weakened, or even can not realize automatic recovery work
The automatic control function such as work, data display, limits the raising of production line production efficiency；
（2）Power transformer employs old-fashioned transformer, and the energy saving space is limited, and its open circuit loss is all compared high with load loss,
Electric power availability is low, and the economic benefit being continuing with is poor；
（3）Not using filtering reactive power automatic compensation device, it is impossible to monitoring in real time is carried out automatically to harmonic source and is analyzed, power supply
Among the larger harmonic injection brought often on source power network, cause the power factor of power network to decline, electrical equipment is made
Into larger harm；
（4）The bus area of use is smaller, and mother's resistance is higher, and pressure drop and pressure drop rate are all higher, and transmission losses is larger；
（5）Main motor of driving a vehicle uses Traditional control technology, and it is poor to pinpoint, and can break equipment or the product that is scattered.
In addition, the combustor that the oven system of existing oxidation production line is used is traditional combustor, traditional burning
Machine is than it in current efficient burning machine, and the equipment entirety thermal efficiency is low, and reason is difficult to control to except air-fuel ratio, fails to perform automatically
Change regulation, combustion chamber thermal-insulating sealing condition is poor, a large amount of hot gas are leaked when product is extracted after the completion of solidification, and circulating hot air channel is incubated not
Good problem etc..
Meanwhile, existing oxidation production line automation controlling extent is not high, produces full-range only part using automatic control
System, fails to realize that high level is automatic, accurately control, production control accuracy is poor, to ensure thickness of coating, and the production cycle is also therewith
Increase, so that energy consumption of unit product increases, be unfavorable for the competitiveness of product in market.
The content of the invention
The technical problems to be solved by the invention are that there is provided a kind of energy-conservation simple in construction based on oxidation production technology
System, can be achieved effective energy-conservation of oxidation production process.
In order to solve the above-mentioned technical problem, the invention provides a kind of energy conserving system based on oxidation production technology, oxidation
Production line, electricity system, oven system and control system, the electricity system are used to power for oxidation production line, described solid
Changing furnace system is used to provide thermal source for oxidation production line, and the control system is used for the production procedure for controlling oxidation production line；Institute
Stating electricity system includes rectifier power source, power transformer and driving main motor, the rectifier power source, power transformer and driving master
Connected between motor by bus；The oven system includes efficient burning machine；The control system includes computer center
Monitoring system, the computer central monitoring system controls to aoxidize multiple control loops in production process respectively.
As the improvement of such scheme, the rectifier power source is to automatically control silicon commutating power supply.
As the improvement of such scheme, the power transformer is highly effective dry-type energy-economic transformer.
As the improvement of such scheme, the driving main motor is provided with frequency converter control system, frequency converter control system
VFC is carried out to driving main motor.
As the improvement of such scheme, the bus is heavy in section dc bus.
As the improvement of such scheme, the electricity system also includes filtering reactive power automatic compensation device, the filtering nothing
Work(autocompensation installation links with rectifier power source, the automatic start filtering imaginary power automatic compensation dress when bus current reaches preset value
Put.
As the improvement of such scheme, the electricity system also includes the series resonance branch road for being used to filter out harmonic wave, described
Series resonance branch road accesses rectifier power source.
As the improvement of such scheme, the filtering reactive power automatic compensation device is alternating electromotive force wave filter.
Implement the present invention, have the advantages that：
The energy conserving system of present invention oxidation production technology is respectively by electricity system control technology, oven system, technique system
Control technology of uniting and related corollary equipment optimization etc. carry out research and technology upgrading transformation, realize the effective of oxidation production process
Energy-conservation.
Specifically, oven system uses efficient burning machine, can effectively improve heating furnace thermic load；Control system is using meter
Calculation machine central monitoring system, can be controlled to aoxidize multiple control loops in production process respectively, and historical data is collected again, is easy to
Management and centralized Control so that main manufacturing parameter can realize automatic, accurate control, shorten the production cycle, improve production
Efficiency；Electricity system substitutes original artificial control rectifier power source using the brand-new silicon commutating power supply that automatically controls, using brand-new
Highly effective dry-type energy-economic transformer for original old-fashioned dry-type transformer, driving main motor is carried out using frequency converter control system
VFC；It using heavy in section dc bus, can greatly improve production line rectification efficiency；Meanwhile, electricity system also introduces filter
Ripple reactive power automatic compensation device, can effectively improve power supply quality, save electric energy.
Brief description of the drawings
Fig. 1 is the structural representation of energy conserving system of the present invention based on oxidation production technology.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
It is described in detail on step ground.Only this is stated, the side such as the up, down, left, right, before and after of the invention that occurs in the text or will appear from, inside and outside
Position word, only on the basis of the accompanying drawing of the present invention, it is not the specific restriction to the present invention.
Referring to Fig. 1, Fig. 1 shows the concrete structure of energy conserving system 100 of the present invention based on oxidation production technology, and it includes
Production line 1, electricity system 2, oven system 3 and control system 4 are aoxidized, the electricity system 2 is used to supply for oxidation production line 1
Electricity, the oven system 3 is used to provide thermal source for oxidation production line 1, and the control system 4 is used to control oxidation production line 1
Production procedure.
The oxidation production line 1 includes：Lower extension, upper extension, baker, main air duct, alumina power supply, overhead traveling crane group, handpiece Water Chilling Units,
Alkaline etching, hot water wash, adverse current washing, aluminium oxidation trough, adverse current washing, hot water wash, operation aisle.
The electricity system 2 includes rectifier power source, power transformer and driving main motor, and the rectifier power source, power supply become
Connected between depressor and driving main motor by bus.
The oven system 3 includes efficient burning machine.It should be noted that efficient burning machine air-fuel ratio is automatically adjusted,
Body of heater and hot air circulating system thermal-insulating sealing can be strengthened, specifically, efficient burning machine there are following characteristics：（1）Efficient burning machine makes
Fuel more than 80%, which is concentrated in quirk, to burn, and flame is short and small powerful and vigorous；（2）The high-temperature flue gas formed burn with higher speed
Degree is sprayed, and the mechanical disturbance of flue gas is formed in radiation chamber, using the mechanism of its radiation and heat absorption, to greatest extent by heat
Heated medium can be transmitted to.Boiler tube is tended to be uniform in calorific intensity axially and radially and tube wall temperature, make heating furnace thermic load
It can greatly improve.
The control system 4 includes computer central monitoring system.It should be noted that the computer CSRC system
System controls multiple control loops in oxidation production process respectively；Meanwhile, historical data is collected again, is easy to manage and is concentrated control
System so that main manufacturing parameter can realize automatic, accurate control, shorten the production cycle, improve production efficiency.
Therefore, energy conserving system 100 of the present invention based on oxidation production technology passes through to electricity system control technology, curing oven
System, process system control technology and related corollary equipment optimization etc. are studied and technology upgrading transformation, realize oxidation life
Effective energy-conservation of production process.
Further, the rectifier power source is to automatically control silicon commutating power supply.Silicon is automatically controlled using brand-new in the present invention
Rectifier power source substitutes original artificial control rectifier power source, specifically, automatically controls silicon commutating power supply and has the characteristics that：1. have
There are the short circuit that can resume work automatically, phase shortage, overtemperature protection device and numerical monitor, timing shutdown device, in short circuit and overload
When can be limited to automatically setting current output nominal value range in.2. there is automatic voltage regulation, the performance of current stabilization, in external power grid 380V
During ± 10% change, lasting accuracy is 1 ± %.3. there is soft start in 0-180 seconds arbitrarily to set time regulatable, electric current, voltage are from zero
Start continuously adjustabe.
Meanwhile, the power transformer is highly effective dry-type energy-economic transformer.Brand-new highly effective dry-type section is used in the present invention
Can transformer for original old-fashioned dry-type transformer, specifically, highly effective dry-type energy-economic transformer loss ratio Vintage Product or other
Product is substantially reduced, and open circuit loss and load loss are all than relatively low, and its noise level is significantly reduced.
Therefore, the present invention automatically controls silicon commutating power supply and highly effective dry-type energy-economic transformer using brand-new, can make production
Line rectification efficiency is greatly improved.Shown according to the Status of Energy Sources data reporting before and after the project implementation：Production line before transformation
Rectification efficiency is 81.39%, and the rectification efficiency for transforming production line after implementation is 91.87%, actual to improve up to 10.49%.
In addition, the driving main motor is provided with frequency converter control system, frequency converter control system enters to driving main motor
Row VFC.It should be noted that oxidation line, which implements the forward car owner's motor of transformation, uses traditional control method, start and stop are frequent,
Waste electric power.The present invention makes motor driven convenient, saves electricity by using frequency converter control system on car owner's motor of being expert at
Can, the operation of motor is more steady, positioning is more accurate.
The bus is heavy in section dc bus.It should be noted that oxidation line is implemented before transformation, the bus pressure of oxidation line
It is reduced to 1.5V, pressure drop rate 9.80%.The present invention employs greater area of dc bus by oxidation line transformation, makes transmission losses
Decline obvious, although pressure drop absolute value is still than larger, but its pressure drop rate there has been obvious decline, and rate of descent is 8.06%.
The electricity system also includes filtering reactive power automatic compensation device, the filtering reactive power automatic compensation device and rectification
Power supply links, and when bus current reaches preset value, automatic start filters reactive power automatic compensation device.Meanwhile, the electricity system
Also include the series resonance branch road for being used to filter out harmonic wave, the series resonance branch road accesses rectifier power source.Preferably, the filtering
Reactive power automatic compensation device is alternating electromotive force wave filter（Also known as LC harmonic managements device）.
It should be noted that filtering reactive power automatic compensation device utilizes LC resonance principles, by the monitoring to harmonic source, divide
Analysis, adds series resonance branch road on rectifier power source, for filtering out contained harmonic wave, is allowed to be not injected into power network, greatly improves
The power factor of power network, it is to avoid mains by harmonics and cause irregular working of equipment etc., in non-linear harmonic waves such as rectifiers
In the case of the output parameter identical of source, the line current that power network is sent into can be made to decline 20-30%, power supply quality is improved, saved
Electric energy.Specifically, the important technological parameters and practical situations of filtering reactive power automatic compensation device are as follows：1. power supply：50Hz,
380V；2. the line current entered from power network declines 20-30%；3. can excessively stream, superpressure, under-voltage, phase shortage；4. by the power network of rectifier
Power factor has brought up to more than 0.9；5. with oxidation power supply linkage, without manually operating after start, when line current reaches necessarily
Value is automatic start filtering system.
From the foregoing, it will be observed that the energy conserving system of present invention oxidation production technology is respectively by electricity system control technology, solidification
Furnace system, process system control technology and related corollary equipment optimization etc. are studied and technology upgrading transformation, realize oxidation
Effective energy-conservation of production process.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of energy conserving system based on oxidation production technology, it is characterised in that including oxidation production line, electricity system, solidification
Furnace system and control system, the electricity system are used to power for oxidation production line, and the oven system is used for for oxidation life
Producing line provides thermal source, and the control system is used for the production procedure for controlling oxidation production line；
The electricity system include rectifier power source, power transformer and driving main motor, the rectifier power source, power transformer and
Connected between driving main motor by bus；
The oven system includes efficient burning machine；
The control system includes computer central monitoring system, and the computer central monitoring system controls oxidation to produce respectively
During multiple control loops.
2. the energy conserving system as claimed in claim 1 based on oxidation production technology, it is characterised in that the rectifier power source is certainly
Dynamic control silicon commutating power supply.
3. the energy conserving system based on oxidation production technology as claimed in claim 1, it is characterised in that the power transformer is
Highly effective dry-type energy-economic transformer.
4. the energy conserving system as claimed in claim 1 based on oxidation production technology, it is characterised in that on the driving main motor
Provided with frequency converter control system, frequency converter control system carries out VFC to driving main motor.
5. the energy conserving system as claimed in claim 1 based on oxidation production technology, it is characterised in that the bus is heavy in section
Dc bus.
6. the energy conserving system as claimed in claim 1 based on oxidation production technology, it is characterised in that the electricity system is also wrapped
Filtering reactive power automatic compensation device is included, the filtering reactive power automatic compensation device links with rectifier power source, when bus current reaches
Automatic start filters reactive power automatic compensation device during preset value.
7. the energy conserving system as claimed in claim 6 based on oxidation production technology, it is characterised in that the electricity system is also wrapped
The series resonance branch road for filtering out harmonic wave is included, the series resonance branch road accesses rectifier power source.
8. the energy conserving system as claimed in claim 6 based on oxidation production technology, it is characterised in that it is automatic that the filtering is idle
Compensation device is alternating electromotive force wave filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710377943.XA CN107294141A (en) | 2017-05-25 | 2017-05-25 | A kind of energy conserving system based on oxidation production technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710377943.XA CN107294141A (en) | 2017-05-25 | 2017-05-25 | A kind of energy conserving system based on oxidation production technology |
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| CN107294141A true CN107294141A (en) | 2017-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710377943.XA Pending CN107294141A (en) | 2017-05-25 | 2017-05-25 | A kind of energy conserving system based on oxidation production technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725574A (en) * | 2018-12-26 | 2019-05-07 | 广州贝晓德传动配套有限公司 | A kind of automation equipment electricity-saving system control method |
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2017
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1540832A (en) * | 2003-10-31 | 2004-10-27 | 深圳市东阳光化成箔股份有限公司乳源 | New type power supply equipment |
| CN101498453A (en) * | 2009-03-03 | 2009-08-05 | 北京星和众工设备技术股份有限公司 | Security heating method for color-coating line paint curing oven |
| CN202651794U (en) * | 2012-03-16 | 2013-01-02 | 广东华昌铝厂有限公司 | Main loop wiring structure of aluminum alloy surface treatment coloring silicon machine and oxidation silicon machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109725574A (en) * | 2018-12-26 | 2019-05-07 | 广州贝晓德传动配套有限公司 | A kind of automation equipment electricity-saving system control method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Pan Weijin Inventor after: Li Fuming Inventor after: Xu Jiang Inventor before: Pan Weijin |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171024 |