CN204490829U - A kind of Coal Blending System - Google Patents
A kind of Coal Blending System Download PDFInfo
- Publication number
- CN204490829U CN204490829U CN201520182587.2U CN201520182587U CN204490829U CN 204490829 U CN204490829 U CN 204490829U CN 201520182587 U CN201520182587 U CN 201520182587U CN 204490829 U CN204490829 U CN 204490829U
- Authority
- CN
- China
- Prior art keywords
- coal
- ature
- discharge port
- gravimetric
- feeders
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model provides a kind of Coal Blending System, directly realizes accurate coal blending by circular stockyard.Described Coal Blending System is used for carrying out mixture to the raw coal in some circular stockyards, the controller comprising belt Gravimetric Coal Feeders, ature of coal on line analyzer and be connected with both signals, described ature of coal on line analyzer is for analyzing the ature of coal of raw coal in each described circular stockyard; The amount of required each raw coal when described controller draws mixture according to the ature of coal of each raw coal; Described belt Gravimetric Coal Feeders is arranged on the discharge port of each described circular stockyard, and according to the amount coal supply of each raw coal required during mixture.Because mix ratio carries out setting based on the ature of coal of raw coal, and can regulate in real time the amount of raw coal, improve the qualification rate of coal blending precision and Mixture Density Networks; Adopt belt Gravimetric Coal Feeders accurately to control the work output of raw coal, improve coal blending precision; The direct coal blending of circular stockyard can be utilized, can select whether carry out coal blending according to the requirement of client, meet the diversified demand of client.
Description
Technical field
The utility model relates to technical field of coal chemical industry, particularly relates to a kind of Coal Blending System for circular stockyard.
Background technology
Along with the development of coal chemical industry, by the exploration discovery to all entries, in coal chemical industry, the influence on system operation of ature of coal to vapourizing furnace of feed coal is larger, and the ature of coal of often kind of feed coal belongs to the natural characteristics of coal, for meet better vapourizing furnace user demand, make gasification technology more economical, stable, ripe, client proposes the demand of feed coal being carried out to coal blending, to configure the Mixture Density Networks that formation is applicable to vapourizing furnace better.
In prior art, usually adopt silo to carry out coal blending, the upper coal endless belt conveyor that the raw coal namely sent here by coal yard enters coal handling system after the feed system, flow process such as silo metering coal supply system, producing coal system etc. of silo Coal Blending System completes coal blending.But owing to being subject to the restriction of structure formation, the coal storage of silo is unsuitable excessive, and because coal deposited by silo is closing form, has explosion hazard, stores number of days limited.And existing coal distributor realizes based on silo, that is, if coal blending will be carried out, silo just must be adopted to carry out coal storage, and when coal amount is larger, just need to arrange silo group, and complete coal blending in a short time, add cost largely.
And based on the These characteristics of silo, in prior art, usually adopt silo as in short-term or buffer memory coal storage device, and the long-term coal storage device in factory can not be it can be used as.Circular stockyard is as the bulk storage place of material, and its performance is good, the program control level of automatization is high, utilization of area rate is high, construction investment is moderate, construction and installation are easy, and can improve safety in operation, avoids material loss; Based on These characteristics, the material that circular stockyard is widely used in the industries such as electric power, building materials, chemical industry, mine, harbour, coal stores, in delivery system, its safety and reliability prove by numerous use industries.
But, in practice, chemical project selects whether carry out coal blending according to the requirement of device for coal usually, now, feed coal may enter circular stockyard and store, and carries out coal blending as arranged silo in system again, can increase the quantity of construction of structures, conveying and feeding device, thus cause the increase of engineering construction cost, and make Systematical control more complicated.Therefore, in the project of circular stockyard as coal storage device, silo should not be adopted again to carry out coal blending.
Moreover, if silo coal blending adopts off-line analysis, namely after completing coal blending, then sampling analysis is carried out to Mixture Density Networks, then analytical results is passed to Controlling System, judge that whether Mixture Density Networks is qualified; If defective, then regulate the amount of each raw coal in coal blending process according to analytical results, to form qualified Mixture Density Networks.This off-line regulates exists certain hysteresis quality, can not regulate the proportioning of raw coal in time, causes the difficult quality guarantee of the final Mixture Density Networks formed.
Therefore, how to design a kind of Coal Blending System based on circular stockyard, to utilize circular stockyard directly to realize storage coal blending integration, become the technical problem that those skilled in the art need solution at present badly.
Utility model content
The purpose of this utility model is to provide a kind of Coal Blending System, directly realizes coal storage and accurately coal blending by circular stockyard.
For solving the problems of the technologies described above, the utility model provides a kind of Coal Blending System, for carrying out mixture to the raw coal in some circular stockyards, the controller comprising belt Gravimetric Coal Feeders, ature of coal on line analyzer and be connected with both signals, described ature of coal on line analyzer is for analyzing the ature of coal of raw coal in each described circular stockyard; The amount of required each raw coal when described controller draws mixture according to the ature of coal of each raw coal; Described belt Gravimetric Coal Feeders is arranged on the discharge port of each described circular stockyard, and according to the amount coal supply of each raw coal required during mixture.
Coal Blending System of the present utility model, is arranged based on circular stockyard, first carries out on-line analysis by ature of coal on line analyzer to the ature of coal in each circular stockyard, then analytical results is passed to controller; The amount of required each raw coal when controller calculates mixture according to the ature of coal of raw coal in each circular stockyard; The belt Gravimetric Coal Feeders can carrying out accurate Weighing is provided with at the discharge port of circular stockyard, belt Gravimetric Coal Feeders can control according to the work output of the requirement of controller to each raw coal, so that each raw coal carries out mixture according to the mix ratio preset, realize accurate coal blending.
Compared with coal-blending device of the prior art, the ature of coal that first Coal Blending System of the present utility model treats mixture raw coal carries out on-line analysis, then calculate mix ratio according to coal characteristic, and then by the amount of required raw coal during mix ratio metering coal blending, thus ensure that the quality of Mixture Density Networks; Because mix ratio carries out setting based on the ature of coal of raw coal, compared with the mode of mixture post-sampling first in prior art, the utility model can carry out real-time regulating and controlling to the amount of raw coal, there is not the problem of control lag, improve the qualification rate of coal blending precision and Mixture Density Networks largely; Moreover the utility model adopts belt Gravimetric Coal Feeders to control coal-supplying amount, Belt Conveying speed can be regulated according to the coal-supplying amount of discharge port, and then accurately control the work output of raw coal, improve coal blending precision; In addition, with in prior art based on compared with the coal-blending device of silo, the utility model utilizes circular stockyard to carry out coal blending, can select whether carry out coal blending, meet the diversified demand of client according to the requirement of client.
Alternatively, described discharge port comprises the first discharge port under the center stand column being arranged on described circular stockyard, be provided with stacker-reclaimer in described circular stockyard, described stacker-reclaimer is communicated with described first discharge port with its reclaimer, and described first discharge port is provided with described belt Gravimetric Coal Feeders.
Alternatively, described discharge port also comprises the second discharge port be arranged in described circular stockyard below dump, and described second discharge port is provided with described belt Gravimetric Coal Feeders.
Alternatively, described first discharge port is provided with hopper, and described second discharge port is provided with gravity flow funnel, and described hopper and described gravity flow funnel are all communicated with the input terminus of respective described belt Gravimetric Coal Feeders.
Alternatively, described controller is also provided with the indicating meter of the ature of coal for showing each raw coal.
Alternatively, each described circular stockyard is equipped with the endless belt conveyor that delivers from godown, described in the endless belt conveyor that delivers from godown be communicated with the output terminal of its input terminus with described belt Gravimetric Coal Feeders.
Alternatively, described ature of coal on line analyzer be arranged on described in deliver from godown on endless belt conveyor.
Alternatively, the discharge port of described circular stockyard is also provided with activation feeder, and the output terminal of described activation feeder is communicated with the input terminus of described belt Gravimetric Coal Feeders.
Accompanying drawing explanation
Fig. 1 provides by the utility model the structural representation of Coal Blending System in a kind of embodiment.
In Fig. 1:
Circular stockyard 1, belt Gravimetric Coal Feeders 2, ature of coal on line analyzer 3, stacker-reclaimer 4, hopper 5, gravity flow funnel 6, the endless belt conveyor 7 that delivers from godown, endless belt conveyor 8, first endless belt conveyor 91, second endless belt conveyor 92, the 3rd endless belt conveyor 93, the 4th endless belt conveyor 94
Embodiment
Core of the present utility model is to provide a kind of Coal Blending System, directly can realize accurate coal blending by circular stockyard 1.
Below in conjunction with accompanying drawing, to Coal Blending System of the present utility model, there is introduction, so that those skilled in the art's accurate understanding the technical solution of the utility model.
Really as stated in the Background Art, based on the multiple advantage of circular stockyard 1, it is applied to the storage of the bulk cargos such as coal more and more widely.As shown in Figure 1, Coal Blending System of the present utility model is used for carrying out mixture to the raw coal in some circular stockyards 1, the controller that described Coal Blending System comprises belt Gravimetric Coal Feeders 2, ature of coal on line analyzer 3 and is connected with both signals, analytical results, for carrying out the on-line analysis of ature of coal to the raw coal in each circular stockyard 1, is then passed to controller by ature of coal on line analyzer 3; Controller determines the mix ratio of each raw coal according to the ature of coal of each raw coal, and mix ratio is converted into the mass ratio of required each raw coal, draws the amount of required each raw coal in unit time when carrying out mixture, and is fed back to belt Gravimetric Coal Feeders 2; Belt Gravimetric Coal Feeders 2 is arranged on the discharge port of each circular stockyard 1, and for controlling the amount exporting raw coal in each circular stockyard 1, it can carry out coal supply according to the amount of each raw coal required during mixture, thus forms qualified Mixture Density Networks according to mix ratio.
Wherein, described signal connects and refers to and realize signal transmission in mode that is wired or wireless connections.As herein described some be that index amount is uncertain, can be more than two or three, specifically can determine kind and the quantity of raw coal to be joined according to required Mixture Density Networks, and then select the circular stockyard 1 of corresponding number.In addition, the flow direction of coal is represented, to be described coal blending by reference to the accompanying drawings with the direction of arrow in Fig. 1; In Fig. 1, Blocked portion represents transfer point.
Adopt said structure, ature of coal on line analyzer 3 can carry out on-line analysis, so that controller is according to analytical results determination mix ratio to the ature of coal exporting raw coal in circular stockyard 1; Meanwhile, belt Gravimetric Coal Feeders 2 accurately can control coal-supplying amount, when mix ratio is determined, can carry out mixture by the raw coal quantitative according to mix ratio accurate weighing, thus guarantee mixture form the quality of Mixture Density Networks.
Visible, Coal Blending System of the present utility model is provided with ature of coal on line analyzer 3, to carry out on-line analysis to the ature of coal of raw coal, and then draw mix ratio, only carry out compared with the mode of off-line analysis to Mixture Density Networks with prior art, accurately can control mix ratio, improve coal blending precision and the qualification rate of Mixture Density Networks; Moreover adopt belt Gravimetric Coal Feeders 2 pairs of coal-supplying amounts to control, it weighs accurately higher, can regulate, realize quantitative coal supply, further increase coal blending precision according to the coal output of discharge port; Meanwhile, belt Gravimetric Coal Feeders 2 is set directly at the discharge port of circular stockyard 1, without the need to carrying out coal blending by silo, can carry out coal blending at any time, can meet the diversified demand of client according to customer requirement.
On the one hand, belt Gravimetric Coal Feeders 2 a kind ofly carries out Weighing continuously and automatically to by material wherein, and the delivery system that can be controlled flow, its weigh and control process continuously and automatically carry out, usually just can a series of activities such as the start and stop of completion system, Weighing and flow control when not needing operator to intervene.
For belt Gravimetric Coal Feeders 2, when the material coming from user's feed hopper or other feeding system (being circular stockyard 1 in the utility model) passes through its belt conveyor, the crane span structure of weighing be arranged on belt conveyor will carry out weight detecting to material, produces corresponding load signal; Meanwhile, the tachogenerator being loaded on tail wheel carries out velocity measuring to belt, produces corresponding speed signal; Described load signal and speed signal are together admitted in integrator and process, and show instantaneous delivery and cumulative amount on the panel of integrator; And, the setting flux values that instantaneous delivery value and the user of actual measurement provides also can compare by integrator, and export corresponding control signal to frequency transformer according to departing from size, to change the rotating speed of the motor for driving belt conveyor, make feeding coal consistent with user's set(ting)value, thus complete the control of constant feeding flow.Belt Gravimetric Coal Feeders 2 of the present utility model adopts above-mentioned principle to realize accurate quantification coal supply.
On the other hand, ature of coal on line analyzer 3 of the present utility model, can measure the coal index of the keys such as moisture, ash content, sulphur content, thermal value and the components of coal ash in coal instantaneously, its detected result can transfer to controller, so that the ature of coal of controller to each raw coal is analyzed.
Described controller can also comprise indicating meter, and this indicating meter is for showing the ature of coal of each raw coal, and the coal index namely detected by ature of coal on line analyzer 3 can be shown by indicating meter.In embody rule, indicating meter can for being arranged on the computer screen in watch-keeping cubicle, and the content of display can be the detected result of moment ature of coal, also can be the accumulation detected result of ature of coal in for some time; On this basis, controllers by computer program, according to the detected result of several ature of coal, draw two kinds of mix ratios treating mixture raw coal, be converted into the mass ratio of corresponding coal simultaneously, and output it to belt Gravimetric Coal Feeders 2, by the accurate coal blending of the control realization of coal-supplying amount.
Particularly, the discharge port of each circular stockyard 1 can be set to one or two.As shown in Figure 1, discharge port can comprise the first discharge port be arranged in the middle of circular stockyard 1 bottom surface; Usually, stacker-reclaimer 4 is provided with in circular stockyard 1, this first discharge port can be arranged on the position corresponding with the center stand column of stacker-reclaimer 4, and it can be communicated with the reclaimer of stacker-reclaimer 4, to be exported by described first discharge port by the raw coal in circular stockyard 1 by reclaimer; Now, belt Gravimetric Coal Feeders 2 can be set at the first discharge port, realize quantitative coal supply.
Wherein, circular stockyard 1 described in the utility model mainly comprises circular stockyard 1 civil engineering structure and other relevant off-set facility, and its indoor major equipment is stacker-reclaimer 4.Stacker-reclaimer 4 in circular stockyard 1 primarily of stacker, reclaimer and center stand column three part composition, two well-bedded windrow traversing mechanisms and feeding traversing mechanism is possessed when feeding and windrow operation, make stacker and reclaimer form non-interference, the relatively independent operational system of two covers, windrow and material extracting operation can be carried out simultaneously.Stacker is made up of arm belt stacker and charging endless belt conveyor.The terminal of feed belt steel trestle is across the top of the center stand column of circular piling materials take-out 4, and cantilever stocker is done centering by windrow traversing mechanism around center stand column and rotated; Reclaimer is generally scraper-type reclaimer, supported by across the semi portal structure at circular stockyard 1, therefore this reclaimer also claims gantry type reclaimer, other one end of door frame is supported on the circular orbit on the barricade top being installed on circular stockyard 1, realize driving revolution by chassis group, therefore, gantry type reclaimer is also do centering by feeding traversing mechanism around center stand column to rotate.
Owing to there is a stocking angle making raw coal be in steady state during windrow, therefore special reclaimer need be set, from each stockpile feeding to described first discharge port.In practice, usually the mode of feeding in the middle of adopting in circular stockyard 1, namely reclaimer does centering rotation by feeding traversing mechanism around center stand column, carry out feeding to choose each stockpile being distributed in center stand column circumference, and the material of taking-up is outwards exported by the first discharge port be in the middle of circular stockyard 1.
In addition, this first discharge port can also arrange hopper 5, and this hopper 5 also can be called tapered centre hopper, is collected by the material that reclaimer takes out; The below of hopper 5 can arrange belt Gravimetric Coal Feeders 2, so that hopper 5 is communicated with the input terminus of belt Gravimetric Coal Feeders 2 with its outlet, then raw coal can flow to belt Gravimetric Coal Feeders 2 by hopper 5, and then controls coal-supplying amount by belt Gravimetric Coal Feeders 2.
On the basis of the above, can also arrange the second discharge port, as discharge port for subsequent use, the second discharge port can be arranged on the below of dump in circular stockyard 1, as shown in Figure 1, then also arranges belt Gravimetric Coal Feeders 2 at the second discharge port.
It should be noted that, under normal circumstances, this second discharge outlet in closed state, but, when the faults such as reclaimer, cause the first discharge port to use time, for ensureing normal coal blending, the second discharge port can be opened, by second discharge port conveying raw coal.
Because the second discharge port is opened in the below of dump, then under gravity, raw coal can be exported by the second discharge port naturally.But, as described above, centered by center stand column, do centering rotary motion due to stacker and carry out coal piling, the dump formed is inevitable corresponding with center stand column with its side, the side of dump is relatively stable under the effect of stocking angle principle, and described first discharge port is arranged on the centre of circular stockyard 1, raw coal surely not flows into the first discharge port under gravity naturally, therefore needs to carry out feeding by reclaimer.
Now, also gravity flow funnel 6 can be set at the second discharge port, and belt Gravimetric Coal Feeders 2 is set in the below of gravity flow funnel 6, the outlet of the funnel 6 that namely flows automatically is communicated with the input terminus of belt Gravimetric Coal Feeders 2, to realize quantitative coal supply by belt Gravimetric Coal Feeders 2.
Further, each circular stockyard 1 all can arrange the endless belt conveyor 7 that delivers from godown, the endless belt conveyor 7 that delivers from godown can be arranged on the below of the belt Gravimetric Coal Feeders 2 of this circular stockyard 1, the endless belt conveyor 7 that makes to deliver from godown is communicated with the output terminal of its input terminus with endless belt conveyor of weighing, then the load weighted raw coal of belt Gravimetric Coal Feeders 2 just can fall into the endless belt conveyor 7 that delivers from godown, and is then outwards carried by the endless belt conveyor 7 that delivers from godown.
Correspondingly, ature of coal on line analyzer 3 can be arranged on this and deliver from godown on endless belt conveyor 7, to carry out coal property test to the raw coal exported by circular stockyard 1.Certainly, those skilled in the art also can adjust the position of ature of coal on line analyzer 3 as required, are arranged on other positions, as long as can carry out on-line analysis to the ature of coal of raw coal.
For improving coal supply precision further, activation feeder can also be set at the discharge port of each circular stockyard 1, and the output terminal of activation feeder is communicated with the input terminus of belt Gravimetric Coal Feeders 2.Now, tentatively can be controlled by the amount of activation feeder to raw coal, even feeding, is then finely tuned by belt Gravimetric Coal Feeders 2 pairs of coal-supplying amounts, to guarantee that raw coal mixes according to accurate proportioning, forms qualified Mixture Density Networks.
In the scheme being provided with hopper 5 and gravity flow funnel 6, activation feeder can be arranged on both belows, namely activate feeder and can be arranged between hopper 5 and belt Gravimetric Coal Feeders 2, or be arranged between gravity flow funnel 6 and belt Gravimetric Coal Feeders 2.For ease of the integrally-built display demand of the Coal Blending System in the utility model, activation feeder does not show in the embodiment shown in Fig. 1, and its structure all belongs to prior art, repeats no more herein.
As shown in Figure 1, the structure that the utility model adopts two kinds of raw coal to carry out mixture is illustrated.The A/B coal transported by the first endless belt conveyor 91 can fall on the 3rd endless belt conveyor 93 or the 4th endless belt conveyor 94 by a Y-tube, and the A/B coal transported by the second endless belt conveyor 92 can fall on the 3rd endless belt conveyor 93 or the 4th endless belt conveyor 94 by a Y-tube; The raw coal transported due to the first endless belt conveyor 91 and the second endless belt conveyor 92 exists uncertain, so place adopts threeway to connect, to determine that it moves towards according to the kind of conveying raw coal.Further, 3rd endless belt conveyor 93 can be connected with one of them circular stockyard 1,4th endless belt conveyor 94 is connected with another circular stockyard 1, assuming that two circular stockyards 1 are respectively used to store A coal and B coal, then A coal is just accumulated to one of them circular stockyard 1, B coal by the 3rd endless belt conveyor 93 and is just accumulated to another circular stockyard 1 by the 4th endless belt conveyor 94.
When carrying out coal blending, respectively the ature of coal of A coal and B coal is analyzed with the ature of coal on line analyzer 3 corresponding to two circular stockyards 1, then determined the mix ratio of two kinds of coals by controller, and then conversion obtains the mass ratio of two kinds of coals; Then, the belt Gravimetric Coal Feeders 2 of two circular stockyards 1 weighs the A coal of respective amount and B coal respectively and delivers from godown on endless belt conveyor 7 to both, and by delivering from godown, two kinds of coals are transported on same endless belt conveyor by endless belt conveyor 7, and both sequence of batching products are not limit; After the raw coal transported in the ban is delivered to the transition point of rear transhipment raw coal, two kinds of coal spontaneous are admixed together, thus complete coal blending, and the Mixture Density Networks prepared is delivered to follow-up equipment by endless belt conveyor.
For ensureing that the continuous and effective of coal blending is carried out, two parallel endless belt conveyor also can be set for carrying Mixture Density Networks, as shown in Figure 1, threeway can be set in the outlet of the endless belt conveyor 7 that delivers from godown, by two of threeway outlets respectively the endless belt conveyor 8 that arrange parallel with two be communicated with so that wherein endless belt conveyor 8 fault time select another endless belt conveyor 8 to carry out mixing and the transport of raw coal.
Further illustrate, first, second described herein word such as grade, only in order to the parts that specification configuration is identical or similar, does not represent certain particular determination to order.
In addition, because the structure of circular stockyard 1 is comparatively complicated, be only described in detail its Coal Blending System herein, other are not use up part and refer to prior art, repeat no more herein.Moreover, because belt Gravimetric Coal Feeders 2, activation feeder and ature of coal on line analyzer 3 all belong to existing apparatus, for its configuration and principle, repeat no more herein.
Above Coal Blending System provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands core concept of the present utility model for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (8)
1. a Coal Blending System, for carrying out mixture to the raw coal in some circular stockyards (1), it is characterized in that, the controller comprising belt Gravimetric Coal Feeders (2), ature of coal on line analyzer (3) and be connected with both signals, described ature of coal on line analyzer (3) is for analyzing the ature of coal of the interior raw coal of each described circular stockyard (1); The amount of required each raw coal when described controller draws mixture according to the ature of coal of each raw coal; Described belt Gravimetric Coal Feeders (2) is arranged on the discharge port of each described circular stockyard (1), and according to the amount coal supply of each raw coal required during mixture.
2. Coal Blending System as claimed in claim 1, it is characterized in that, described discharge port comprises the first discharge port under the center stand column being arranged on described circular stockyard (1), stacker-reclaimer (4) is provided with in described circular stockyard (1), described stacker-reclaimer (4) is communicated with described first discharge port with its reclaimer, and described first discharge port is provided with described belt Gravimetric Coal Feeders (2).
3. Coal Blending System as claimed in claim 2, it is characterized in that, described discharge port also comprises the second discharge port be arranged on below described circular stockyard (1) interior dump, and described second discharge port is provided with described belt Gravimetric Coal Feeders (2).
4. Coal Blending System as claimed in claim 3, it is characterized in that, described first discharge port is provided with hopper (5), described second discharge port is provided with gravity flow funnel (6), and described hopper (5) and described gravity flow funnel (6) are all communicated with the input terminus of respective described belt Gravimetric Coal Feeders (2).
5. Coal Blending System as claimed in claim 1, it is characterized in that, described controller is also provided with the indicating meter of the ature of coal for showing each raw coal.
6. the Coal Blending System as described in any one of claim 1-5, it is characterized in that, each described circular stockyard (1) is equipped with the endless belt conveyor that delivers from godown (7), described in the endless belt conveyor (7) that delivers from godown be communicated with the output terminal of its input terminus with described belt Gravimetric Coal Feeders (2).
7. Coal Blending System as claimed in claim 6, is characterized in that, deliver from godown on endless belt conveyor (7) described in described ature of coal on line analyzer (3) is arranged on.
8. the Coal Blending System as described in any one of claim 1-5, it is characterized in that, the discharge port of described circular stockyard (1) is also provided with activation feeder, and the output terminal of described activation feeder is communicated with the input terminus of described belt Gravimetric Coal Feeders (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182587.2U CN204490829U (en) | 2015-03-27 | 2015-03-27 | A kind of Coal Blending System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182587.2U CN204490829U (en) | 2015-03-27 | 2015-03-27 | A kind of Coal Blending System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204490829U true CN204490829U (en) | 2015-07-22 |
Family
ID=53570121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520182587.2U Expired - Fee Related CN204490829U (en) | 2015-03-27 | 2015-03-27 | A kind of Coal Blending System |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204490829U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752639A (en) * | 2016-04-08 | 2016-07-13 | 华电电力科学研究院 | Intelligent partitioned coal field stacking and reclaiming device and method |
| CN107352281A (en) * | 2017-07-20 | 2017-11-17 | 华电重工股份有限公司 | A kind of method and system of taking grain out of a granary to sun it of storage bin |
| CN108085068A (en) * | 2018-01-24 | 2018-05-29 | 山西潞安煤基清洁能源有限责任公司 | A kind of mixture coal method and device suitable for coal gasification apparatus |
| CN108671848A (en) * | 2018-05-02 | 2018-10-19 | 拜城县众泰煤焦化有限公司 | A kind of Automatic Control System for Mixing Coal and its blending method |
| CN110003931A (en) * | 2019-05-10 | 2019-07-12 | 北京沄汇智能科技有限公司 | A kind of coal blending control system and method |
| WO2021103898A1 (en) * | 2019-11-28 | 2021-06-03 | 西安西热锅炉环保工程有限公司 | Gas film coal yard and steel net rack coal yard intercommunication type coal blending system |
| CN114988136A (en) * | 2022-04-25 | 2022-09-02 | 国能(绥中)发电有限责任公司 | Coal blending system and blending method |
-
2015
- 2015-03-27 CN CN201520182587.2U patent/CN204490829U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752639A (en) * | 2016-04-08 | 2016-07-13 | 华电电力科学研究院 | Intelligent partitioned coal field stacking and reclaiming device and method |
| CN105752639B (en) * | 2016-04-08 | 2018-11-20 | 华电电力科学研究院 | A kind of Intelligent partition coal yard heap feeding device and method |
| CN107352281A (en) * | 2017-07-20 | 2017-11-17 | 华电重工股份有限公司 | A kind of method and system of taking grain out of a granary to sun it of storage bin |
| CN108085068A (en) * | 2018-01-24 | 2018-05-29 | 山西潞安煤基清洁能源有限责任公司 | A kind of mixture coal method and device suitable for coal gasification apparatus |
| CN108671848A (en) * | 2018-05-02 | 2018-10-19 | 拜城县众泰煤焦化有限公司 | A kind of Automatic Control System for Mixing Coal and its blending method |
| CN108671848B (en) * | 2018-05-02 | 2020-04-03 | 拜城县众泰煤焦化有限公司 | Automatic coal blending control system and coal blending method thereof |
| CN110003931A (en) * | 2019-05-10 | 2019-07-12 | 北京沄汇智能科技有限公司 | A kind of coal blending control system and method |
| WO2021103898A1 (en) * | 2019-11-28 | 2021-06-03 | 西安西热锅炉环保工程有限公司 | Gas film coal yard and steel net rack coal yard intercommunication type coal blending system |
| CN114988136A (en) * | 2022-04-25 | 2022-09-02 | 国能(绥中)发电有限责任公司 | Coal blending system and blending method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204490829U (en) | A kind of Coal Blending System | |
| CN203620750U (en) | Dry-type sand making system | |
| CN104508375B (en) | For classification and the automated system of Mixture Density Networks | |
| CN201413188Y (en) | Multiple-conveyer connection material circulating type multifunctional belt scale automatic check system | |
| CN102951459A (en) | Automatic coal blending system | |
| CN103808370B (en) | The solid flow detection means and application method of a kind of volume metering method | |
| CN103626436A (en) | Fireproof and heat-preservation mortar production process and device | |
| CN105800332A (en) | Intelligent matching system for ceramic dry powder raw materials | |
| CN111851203A (en) | Aggregate control method of continuous asphalt mixture stirring equipment | |
| CN104988608A (en) | Precise cotton feeding opener | |
| CN212882745U (en) | Full-automatic ball feeding system of ball mill | |
| CN103388983A (en) | Automatic proportioning, loading and unloading control system of ferroalloy submerged-arc furnace | |
| CN114259930A (en) | Raw material batching and feeding system and method for boiling chlorination process by using same | |
| CN206939127U (en) | A kind of automatic refining, at the uniform velocity feed hopper | |
| CN210161401U (en) | Device for on-line monitoring of concrete performance and real-time adjustment of mix proportion | |
| CN204816428U (en) | Curing agent batching production system | |
| CN103744441A (en) | Tobacco shred material flow control device and method | |
| CN203350152U (en) | Measuring device of solid-liquid mixture density | |
| CN207156146U (en) | A kind of batching plant | |
| Bond et al. | Blending systems and control technologies for cement raw materials | |
| CN103894092A (en) | Blending and processing equipment and process for non-flowing materials such as nonferrous ore powder | |
| CN212153017U (en) | Weighing graded bin with conveying function | |
| CN102814864A (en) | Continuous mortar production machine set | |
| CN203581900U (en) | Coal blending PLC control management system | |
| CN106607992A (en) | Pulping device, mixing station and pulping method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |