CN102141243B - System and method for on-line monitoring energy consumption cost of spiral feeding type small-sized steam boiler - Google Patents
System and method for on-line monitoring energy consumption cost of spiral feeding type small-sized steam boiler Download PDFInfo
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- CN102141243B CN102141243B CN201110110617A CN201110110617A CN102141243B CN 102141243 B CN102141243 B CN 102141243B CN 201110110617 A CN201110110617 A CN 201110110617A CN 201110110617 A CN201110110617 A CN 201110110617A CN 102141243 B CN102141243 B CN 102141243B
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Abstract
The invention discloses a system and a method for monitoring energy consumption cost of a spiral feeding type small-sized steam boiler on line, which can acquire energy consumption and cost data of the boiler in time, accurately calculate single-circle energy consumption cost and unit steam energy consumption cost and provide a basis for the improvement on the average operating efficiency of the boiler so as to achieve an energy-saving effect. In the system, a steam flow instrument, a fuel using amount monitoring device, an electricity meter and a water power flow instrument are in communication connection with a computer, so that the energy consumption cost of the boiler can be conveniently measured; the energy consumption cost is reduced to the lowest limit by reasonably adjusting the operating condition and the fuel of the boiler through the energy consumption and cost data which is monitored in real time by the system; simultaneously, all parameters are monitored on line, data acquisition and calculation processes are finished by the computer, and the authenticity of the data is reflected; and the on-line monitoring method provides in-time and accurate energy consumption data and technical indexes for the operation of the boiler.
Description
Technical field
The present invention relates to a kind of screw feeder formula small steam boiler energy consumption cost on-line monitoring system and method.
Background technology
The whole nation is having more than 100 ten thousand with Industrial Boiler at present, about 10 t/h of average size, and wherein major part is the miniature boiler below capacity 20 t/h, and the boiler average operating efficiency is merely 45%-65% than low 15-20 percentage point of external advanced level.Efficient lowly cause severe energy waste; In order to improve boiler efficiency; The data of energy consumption and cost aspect of at first tackling boiler are more clearly, could correspondingly adjust according to the data analysis reason then, and therefore the detection to boiler energy consumption and cost aspect is a prerequisite.
For the detection of energy consumption and cost, present domestic research is less, and most of small steam boiler also adopts the mode of the estimation of checking meter.Generally after a collection of quantitative fuel burns down,, calculate the energy consumption cost of boiler through the statistics such as fuel mass of gas production, power consumption, water consumption and consumption.Between the operating period of fuel, take the estimation mode for quality of fuel during the computing fuel cost, error is bigger.At present, the Industrial Boiler Fuel Consumption is generally through belted electronic balance metering, but can only be metered into the quantity of fuel of stokehold feed bin, can't prepare to express the Fuel Consumption of instantaneous or short time of boiler, is unfavorable for the energy consumption cost monitoring.
Summary of the invention
Technical problem to be solved by this invention is the deficiency that overcomes prior art; Provide a kind of and can immediately understand the energy consumption of boiler and the data of cost aspect; Calculate individual pen energy consumption cost and unit steam energy consumption cost accurately; For improving the boiler average operating efficiency foundation is provided, thereby can reaches the screw feeder formula small steam boiler energy consumption cost on-line monitoring system and the method for energy-saving effect.
The technical scheme that screw feeder formula small steam boiler energy consumption cost on-line monitoring system of the present invention is adopted is: said monitoring system comprises steam flow appearance, firing rate monitoring device, ammeter, water meter and computer; Said steam flow appearance, said firing rate monitoring device, said ammeter, said water meter all are connected with said computer through the communication serial ports, comprise in the said computer;
The fuel cost computing module, after instantaneous value and the aggregate-value that is used to calculate the fuel that said firing rate monitoring device monitors multiply by unit price respectively, individual pen fuel cost that obtains and unit of fuel cost;
Water can cost calculation module, be used to calculate said water meter measurement to water can instantaneous value multiply by unit price respectively with aggregate-value after, the individual pen water that obtains can cost and unit water ability cost;
Cost of electric energy computing module, after instantaneous value and the aggregate-value that is used to calculate the electric energy that said ammeter is metered into multiply by unit price respectively, the individual pen cost of electric energy that obtains and unit of electrical energy cost;
Individual pen energy consumption cost computing module is used for the instantaneous value with the steam flow that is metered into divided by said steam flow appearance after individual pen fuel cost, the individual pen cost of electric energy, the addition of individual pen water ability cost statistics, draws the individual pen energy consumption cost;
Specific energy consumption cost calculation module is used for statistical unit fuel cost, unit water ability cost, unit of electrical energy cost, obtains the specific energy consumption cost.
Said firing rate monitoring device comprises screw(-type) feeder, travel switch support, travel switch, counter; The bearing of said screw(-type) feeder is provided with salient point; Said travel switch is arranged on the said travel switch support and with said salient point and contacts; Said travel switch is connected with said counter, and said counter is connected with said computer communication.
Said steam flow appearance is for being metered into the whirlpool rank formula flow instrument of instantaneous delivery and accumulative total total steam flow; Said ammeter is for being metered into the intelligent electric energy meter of instantaneous power consumption and accumulative total total electricity consumption; Said water meter is for being metered into the whirlpool rank formula flow instrument of instantaneous feedwater flow and accumulative total Total Feedwater Flow.
The technical scheme that screw feeder formula small steam boiler energy consumption cost on-line monitoring method of the present invention is adopted is: may further comprise the steps:
The instantaneous delivery or the integrated flux of a, the steam that is metered into through steam flow appearance, firing rate monitoring device, ammeter, the instant output of water meter earlier, fuel, electric weight, the water yield are given computer;
B, said computer calculate individual pen fuel cost or unit of fuel cost through the fuel cost computing module; Cost of electric energy computing module calculates the individual pen cost of electric energy or unit of electrical energy cost, and water can the cost calculation module calculate individual pen water ability cost or unit water ability cost;
The transfer of data of c, individual pen fuel cost, the individual pen cost of electric energy, individual pen water ability cost calculates for individual pen energy consumption cost computing module; The data passes of unit of fuel cost, unit of electrical energy cost, unit water ability cost adds up for specific energy consumption cost calculation module, to calculate individual pen energy consumption cost and unit steam energy consumption cost.
The metering method of said firing rate monitoring device is for to turn around whenever spiral batcher bearing revolves; The salient point that is positioned on the spiral batcher bearing all can collide once with the outer shell fragment of travel switch; Correspondingly closure is once for travel switch; The counter that connects can be noted, and the closed number of times of cummulative metering.
Screw(-type) feeder whenever revolves the weight of fuel that turns around and draws through weighing in advance.
The invention has the beneficial effects as follows: owing to the present invention includes the steam flow monitoring device that is used to detect steam consumption; Steam flow appearance, firing rate monitoring device, ammeter, water meter and computer; Said steam flow appearance, said firing rate monitoring device, said ammeter, said water meter all are connected with said computer through the communication serial ports, comprise fuel cost computing module, cost of electric energy computing module, water ability cost calculation module, individual pen energy consumption cost computing module, specific energy consumption cost calculation module in the said computer, and said steam flow appearance, said firing rate monitoring device, said ammeter, said water meter pass to said computer with instantaneous value that obtains or aggregate-value; Said computer calculates through above-mentioned module; To calculate individual pen energy consumption cost and unit steam energy consumption cost, through the mode that this online in real time detects, the data of the energy consumption of boiler and cost aspect are more clearly, accurate; Avoided taking the estimation mode for quality of fuel and error is bigger in the past; Or, but can only be metered into the quantity of fuel of stokehold feed bin through belted electronic balance metering, can't prepare to express the Fuel Consumption of instantaneous or short time of boiler; The situation that is unfavorable for the energy consumption cost monitoring; Could correspondingly adjust according to the data analysis reason then, improve the boiler average operating efficiency, reach aim of saving thereby reach; So the present invention can immediately understand the energy consumption of boiler and the data of cost aspect; Calculate individual pen energy consumption cost and unit steam energy consumption cost accurately, for improving the boiler average operating efficiency foundation is provided, thereby can reaches energy-saving effect.
Description of drawings
Fig. 1 is the structural representation of screw feeder formula small steam boiler energy consumption cost on-line monitoring system of the present invention;
Fig. 2 is the structural representation of fuel monitoring device of the present invention.
The specific embodiment
Like Fig. 1, shown in Figure 2; The present invention includes steam flow appearance 60, firing rate monitoring device 62, ammeter 63, water meter 61 and computer 6; Said firing rate monitoring device 62 comprises screw(-type) feeder, travel switch support 2, travel switch 3, counter 4; The bearing 10 of said screw(-type) feeder is provided with salient point 11; Screw of said salient point 11 usefulness is connected on the said bearing 10 and is lug boss, all right soldering projection or other modes, and said travel switch 3 is arranged on the said travel switch support 2 and with said salient point 11 and contacts; Said travel switch 3 is connected with said counter 4; Said counter 4 is connected with said computer 5 communications, and said steam flow appearance 60 is for being metered into the whirlpool rank formula flow instrument of instantaneous delivery and accumulative total total steam flow, and said ammeter 63 is for being metered into the intelligent electric energy meter of instantaneous power consumption and accumulative total total electricity consumption; Said water meter 61 is for being metered into the whirlpool rank formula flow instrument of instantaneous feedwater flow and accumulative total Total Feedwater Flow; Said steam flow appearance 60, said firing rate monitoring device 62, said ammeter 63, said water meter 61 all are connected with said computer 6 lines through the communication serial ports, and can instantaneous value that be metered into and aggregate-value be passed to said computer 6, and said computer 6 calculates through data processing software; To calculate individual pen energy consumption cost and unit steam energy consumption cost; Also comprise in the said computer 6: the fuel cost computing module, after instantaneous value and the aggregate-value that is used to calculate the fuel that said firing rate monitoring device monitors multiply by unit price respectively, individual pen fuel cost that obtains and unit of fuel cost; Water can cost calculation module, be used to calculate said water meter measurement to water can instantaneous value multiply by unit price respectively with aggregate-value after, the individual pen water that obtains can cost and unit water ability cost; Cost of electric energy computing module, after instantaneous value and the aggregate-value that is used to calculate the electric energy that said ammeter is metered into multiply by unit price respectively, the individual pen cost of electric energy that obtains and unit of electrical energy cost; Individual pen energy consumption cost computing module is used for the instantaneous value with the steam flow that is metered into divided by said steam flow appearance after individual pen fuel cost, the individual pen cost of electric energy, the addition of individual pen water ability cost statistics, draws the individual pen energy consumption cost; Specific energy consumption cost calculation module is used for statistical unit fuel cost, unit water ability cost, unit of electrical energy cost, obtains the specific energy consumption cost.
The computing formula of said fuel cost computing module is: fuel cost=firing rate x fuel unit price; The computing formula of said cost of electric energy computing module is: the cost of electric energy=power consumption x electric energy unit price;
The computing formula of said water ability cost calculation module is: water ability cost=confluent x water ability unit price;
The computing formula of said individual pen energy consumption cost computing module is: individual pen energy consumption cost=(the individual pen fuel cost+individual pen cost of electric energy+individual pen water ability cost)/steam consumption;
The computing formula of said specific energy consumption cost calculation module is: specific energy consumption cost=unit of fuel cost+unit of electrical energy cost+unit water can cost.
Wherein, the account form of said firing rate is: said screw(-type) feeder whenever revolves the weight of fuel X rotating cycle that turns around.
The operation principle of said firing rate monitoring device is: along with the work of said screw(-type) feeder, said bearing 10 rotations whenever rotate a circle; Said salient point 11 all can collide once with said travel switch 3 outer shell fragments; During every collision one time, said travel switch 3 correspondingly closure once, the said counter 5 of connection can be noted; And the closed number of times of cummulative metering, talk the back and give instant recording meter reading on the said computer 6 with data passes through RS485 communication serial communication.
The present invention can write down the rotating cycle of spiral batcher through said firing rate monitoring device; And then the consumption of the fuel that converts easily, compare belted electronic balance, this monitoring device not only can be realized transient measurement but also can totally measure; Eliminate hysteresis quality; Simultaneously, each item instrument that energy consumption cost is added up is connected communication with computer, has formed whole monitoring system.This monitoring system can be measured the energy consumption cost of boiler easily, and the energy consumption cost data through this system monitors in real time can detect the quality of fuel mass and the state of boiler operatiopn indirectly; Thereby reasonably regulate the running status and the fuel of boiler, energy consumption cost is dropped to minimum, the past is carried out computing to the most of reading of checking meter that adopts of the calculating of boiler technology index; Be easy to produce error; And use this on-line monitoring method, parameters all are on-line monitorings, and data acquisition and calculating process are accomplished by computer; And can be printed as form; Embodied the authenticity of data, this on-line monitoring method is that boiler operatiopn provides power consumption data and technical indicator promptly and accurately, for the energy-conservation and scientific management of boiler provides reliable assurance.
Claims (6)
1. screw feeder formula small steam boiler energy consumption cost on-line monitoring system; It is characterized in that: said monitoring system comprises steam flow appearance, firing rate monitoring device, ammeter, water meter and computer; Said steam flow appearance, said firing rate monitoring device, said ammeter, said water meter all are connected with said computer through the communication serial ports, comprise in the said computer;
The fuel cost computing module, after instantaneous value and the aggregate-value that is used to calculate the fuel that said firing rate monitoring device monitors multiply by unit price respectively, individual pen fuel cost that obtains and unit of fuel cost;
Water can cost calculation module, be used to calculate said water meter measurement to water can instantaneous value multiply by unit price respectively with aggregate-value after, the individual pen water that obtains can cost and unit water ability cost;
Cost of electric energy computing module, after instantaneous value and the aggregate-value that is used to calculate the electric energy that said ammeter is metered into multiply by unit price respectively, the individual pen cost of electric energy that obtains and unit of electrical energy cost;
Individual pen energy consumption cost computing module is used for the instantaneous value with the steam flow that is metered into divided by said steam flow appearance after individual pen fuel cost, the individual pen cost of electric energy, the addition of individual pen water ability cost statistics, draws the individual pen energy consumption cost;
Specific energy consumption cost calculation module is used for statistical unit fuel cost, unit water ability cost, unit of electrical energy cost, obtains the specific energy consumption cost.
2. screw feeder formula small steam boiler energy consumption cost on-line monitoring system according to claim 1; It is characterized in that: said firing rate monitoring device comprises screw(-type) feeder, travel switch support, travel switch, counter; The bearing of said screw(-type) feeder is provided with salient point; Said travel switch is arranged on the said travel switch support and with said salient point and contacts, and said travel switch is connected with said counter, and said counter is connected with said computer communication.
3. screw feeder formula small steam boiler energy consumption cost on-line monitoring system according to claim 1 and 2 is characterized in that: said steam flow appearance is for being metered into the whirlpool rank formula flow instrument of instantaneous delivery and accumulative total total steam flow; Said ammeter is for being metered into the intelligent electric energy meter of instantaneous power consumption and accumulative total total electricity consumption; Said water meter is for being metered into the whirlpool rank formula flow instrument of instantaneous feedwater flow and accumulative total Total Feedwater Flow.
4. screw feeder formula small steam boiler energy consumption cost on-line monitoring method is characterized in that: may further comprise the steps:
The instantaneous delivery or the integrated flux of a, the steam that is metered into through steam flow appearance, firing rate monitoring device, ammeter, the instant output of water meter earlier, fuel, electric weight, the water yield are given computer;
B, said computer calculate individual pen fuel cost or unit of fuel cost through the fuel cost computing module; Cost of electric energy computing module calculates the individual pen cost of electric energy or unit of electrical energy cost, and water can the cost calculation module calculate individual pen water ability cost or unit water ability cost;
The transfer of data of c, individual pen fuel cost, the individual pen cost of electric energy, individual pen water ability cost calculates for individual pen energy consumption cost computing module; The data passes of unit of fuel cost, unit of electrical energy cost, unit water ability cost adds up for specific energy consumption cost calculation module, to calculate individual pen energy consumption cost and unit steam energy consumption cost.
5. screw feeder formula small steam boiler energy consumption cost on-line monitoring method according to claim 4; It is characterized in that: the metering method of said firing rate monitoring device is for to turn around whenever spiral batcher bearing revolves; The salient point that is positioned on the spiral batcher bearing all can collide once with the outer shell fragment of travel switch; Travel switch correspondingly closure once, the counter of connection can be noted, and the closed number of times of cummulative metering.
6. screw feeder formula small steam boiler energy consumption cost on-line monitoring method according to claim 5, it is characterized in that: said screw(-type) feeder whenever revolves the weight of fuel that turns around and draws through weighing in advance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110110617A CN102141243B (en) | 2011-04-29 | 2011-04-29 | System and method for on-line monitoring energy consumption cost of spiral feeding type small-sized steam boiler |
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| CN201110110617A CN102141243B (en) | 2011-04-29 | 2011-04-29 | System and method for on-line monitoring energy consumption cost of spiral feeding type small-sized steam boiler |
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| CN102141243B true CN102141243B (en) | 2012-09-05 |
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| CN102759094B (en) * | 2012-06-29 | 2014-07-02 | 西安交通大学 | Thermal power plant smoke depth cooler heat return optimization on-line monitoring device and method |
| CN103454518B (en) * | 2013-07-05 | 2015-09-23 | 杭州能云科技有限公司 | A kind of energy acquisition terminal |
| CN106940843A (en) * | 2017-04-06 | 2017-07-11 | 北京首都机场节能技术服务有限公司 | A kind of airport energy consumption management method and system |
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| JP2001069257A (en) * | 1999-08-30 | 2001-03-16 | Miura Co Ltd | Method for detecting abnormality of communication line |
| US7590470B2 (en) * | 2004-01-23 | 2009-09-15 | Aos Holding Company | Heating apparatus and method of detecting a short-cycling condition |
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| CN1359088A (en) * | 2000-12-21 | 2002-07-17 | 胡乃钢 | Automatic check device for accurate counter |
| CN101077740B (en) * | 2007-06-26 | 2010-05-19 | 上海发电设备成套设计研究院 | Worm distributor operation control method |
| CN201476313U (en) * | 2009-07-31 | 2010-05-19 | 吉林市圣新热能设备有限公司 | Boiler efficiency detection device |
| CN101782564A (en) * | 2009-08-05 | 2010-07-21 | 江苏正昌集团有限公司 | On-line water detection and pellet-fodder optimization device |
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Effective date of registration: 20160708 Address after: 410004 Hunan province Changsha Tianxin District No. 560 the Great Wall Nga Court two building 1511 room 3 Patentee after: Hunan Zhaofeng New Energy Technology Co. Ltd Address before: Two, building 34, Zhongxing Road, Zhuhai, Doumen, Guangdong, 519000 Patentee before: Guang Dong Zhao Feng Energy Technology Co., Ltd. |
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Effective date of registration: 20170425 Address after: 519000 Guangdong City, Doumen province wells in the town of Mount Everest Road, District, No. 288, a district of the building 17 Patentee after: Guang Dong Zhao Feng Energy Technology Co., Ltd. Address before: 410004 Hunan province Changsha Tianxin District No. 560 the Great Wall Nga Court two building 1511 room 3 Patentee before: Hunan Zhaofeng New Energy Technology Co. Ltd |
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Effective date of registration: 20180621 Address after: 410004 560 Youyi Road, Tianxin District, Changsha, Hunan, 3 buildings and 1511 rooms in the two phase of the Great Wall garden. Patentee after: Hunan Zhaofeng New Energy Technology Co. Ltd Address before: No. 288, No. 288 Mount Everest Avenue, Jingan Town, Doumen District, 17 Patentee before: Guang Dong Zhao Feng Energy Technology Co., Ltd. |