CN204827522U - Mine drainage controlling means based on self -healing looped netowrk - Google Patents

Mine drainage controlling means based on self -healing looped netowrk Download PDF

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Publication number
CN204827522U
CN204827522U CN201520554125.9U CN201520554125U CN204827522U CN 204827522 U CN204827522 U CN 204827522U CN 201520554125 U CN201520554125 U CN 201520554125U CN 204827522 U CN204827522 U CN 204827522U
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self
control
station
healing
sub
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卜玉明
胡头根
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TONGLING NONFERROUS DESIGN AND RESEARCH INSTITUTE
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TONGLING NONFERROUS DESIGN AND RESEARCH INSTITUTE
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Abstract

The utility model discloses a mine drainage controlling means based on self -healing looped netowrk, it is controlled the sub -station and because the signal connection of automatic drainage system of PLC control controls the main website and controls the ring network switches of switch for having the self -healing function in the sub -station, controls the annular formation self -healing looped netowrk of being connected in main website and control sub -station including controlling main website and a plurality of control sub -station. The beneficial effects of the utility model are that utilize the self -healing looped netowrk to have bidirectional, self -healing function (any one direction breaks down the transmission that does not influence guard signal ) improves each control system data interchange's of drainage reliability in the pit.

Description

Based on the mine drainage control device of self-healing looped network
Technical field
the utility model relates to draining control field, particularly relates to mine drainage automaton.
Background technology
in mine underground recovery process, often along with uncertain water burst situation, once water burst can not be got rid of in time, water leak accident happens occasionally, not only affect the normal exploitation in mine, if the excessive danger also having inundated mine of the water yield, the even life security of entail dangers to underground operators.Down-hole pump house is responsible for the important task getting rid of mine ponding, and the safety in production that is efficient, reliable, energy-conservation, that run for mine safely of mine down-hole main drainage system is significant.Mine down-hole main drainage system is one of subsystem of integrated automation control system, and traditional control system adopts manual operation, relay control mode, there is the problem such as complicated operation, fault rate height; And the draining automation control system of application in recent years, mostly be single PLC control structure, for centerized fusion mode, even if under the control of many PLC, communication modes between RACS and main system mostly is bus type or hub-and-spoke configuration, there is the shortcoming of poor reliability, once a certain subsystem power down worked or communication line break down, may choking phenomenon be there is in data, system operational parameters and status information of equipment cannot be uploaded, control command cannot be assigned, and system cloud gray model has potential safety hazard.
Utility model content
the technical problems to be solved in the utility model is that the existing automation control system for Mine Drainage System adopts PLC or Control, poor reliability, system cloud gray model has potential safety hazard, provides a kind of mine drainage control device based on self-healing looped network for this reason.
the technical solution of the utility model is: based on the mine drainage control device of self-healing looped network, it comprises controlling center and some control sub-stations, described control sub-station is connected with the automatic drain system signal controlled based on PLC, switch in described controlling center and control sub-station is the ring exchanger with self-healing function, and controlling center and control sub-station annular are connected to form self-healing looped network.
the automatic drain system controlled based on PLC described in such scheme has 4, and power supply mode is single-trunk segmental wiring.
the beneficial effects of the utility model are compared with traditional special fibre core, and self-healing looped network transmission guard signal has some superiority following:
1. utilize the system of transmission of traffic to transmit, do not take fiber resource, also do not need additional investment;
2. self-healing looped network is transmitted in both directions, and has self-healing function, and breaking down in any one direction does not affect the transmission of guard signal;
3. special fibre core passage cannot carry out remote monitoring, needs operator on duty often to make an inspection tour, and self-healing looped network can realize remote monitoring, can find the unusual condition of passage in time.
Accompanying drawing explanation
fig. 1 is the utility model composition frame chart.
Detailed description of the invention
below in conjunction with accompanying drawing, the utility model is described further.
as shown in Figure 1, the utility model comprises controlling center and some control sub-stations, described control sub-station is connected with the automatic drain system signal controlled based on PLC, switch in described controlling center and control sub-station is the ring exchanger with self-healing function, and controlling center and control sub-station annular are connected to form self-healing looped network.
automatic drain system can comprise water pump control, gate valve control, fluidic system and system mode 4 modules, a preference of the present utility model is that such automatic drain system has 4, wherein 2 use 1 another one maintenance for subsequent use, and these 4 automatic drain systems have 4 control sub-stations to control respectively.Follow principle when " uniform wear " is taken turns, the pump group namely run is out of service in setting-up time (rest), avoid long-play tired, and the pump group of stopping transport is run immediately, meets drainage underground needs, avoids long-time stopping and occurring rust moth; " avoiding apex filling vale " principle, power cost saving; " intercept " principle, 4 control sub-stations are round-the-clock intercepts the feedback information that 4 control sub-stations are intercepted by the schedule information of main website and main website.The number of units that puts into operation and put into operation that the operation of 4 control sub-stations dispatches pump group by controlling center according to the rising speed of the feedback information of the setting object of control program, control sub-station, shaft sump water level, underground water level and service information etc. completely (can reduce the number of units that puts into operation when water level rises slow, the number of units that puts into operation can be increased) when rising quick, therefore, information exchange, the control command of main website and control sub-station are passed on, dispatch and seem particularly important, and the object arranging self-healing looped network increases main website with the reliability of the information exchange between substation and robustness.
in order to improve reliability of operation, these 4 automatic drain systems can a component be two groups between two, and adopt single-trunk segmental wiring formula to power, every section of bus is powered to 2 automatic drain systems respectively, when one section of bus interruption of power supply, another section of bus drops into power supply automatically.Automatic drain system is based on PC application control technology, realize that parameter gathers automatically, sequential operation process, equipment control automatically, the function such as dynamic state of parameters display and failure logging warning, additionally by Industrial Ethernet by main for down-hole draining automated system and Mine Integrated automatic controlling network interconnected, systematic parameter is uploaded to ground maneuvers room, realizes remote monitoring and the unattended function of down-hole main drainage system.
in order to increase reliability and the robustness of system, each control sub-station can independent operation and automatically controlling, and controlling center is responsible for the collection of centralized Control, scheduling and water level, arranges two level sensor, carries out comprehensive descision.Controlling center and 4 control sub-station programmable controllers all adopt two-node cluster hot backup working method.
the type of optical fiber telecommunications system mainly contains SDH (SynchronousDigitalHierarchy) and PDH (PlesiochronousDigitalHierarchy) optical fiber telecommunications system.Topology of networks mainly contains hub-and-spoke configuration, ring type structure, bus structures, distributed frame, tree, net structure, cellular structure etc.Just SDH self-healing looped network is formed by the network equipments such as ring exchanger and corresponding setting by ring type structure.SDH self-healing looped network is when network failure, and without the need to human intervention, network, automatically within the extremely short time, makes business automatically from fault, recover transmission.At present, Application comparison widely self-healing looped network mainly contain two fine unidirectional path protection rings and two-fibre two-way multi-section protection ring.The protected mode of two fine unidirectional path protection rings is path protection; based on the principle of " concurrent excellent receipts "; and two-fibre two-way multi-section protection ring the first half time slot of every root optical fiber is transmitted working traffic; later half time slot transmits extra traffic, and namely the protection time slot of an optical fiber is used for protecting the working traffic on another root optical fiber.Without special primary, spare optical fiber on two-fibre two-way multi-section protection ring, the first half capacity time slot of each optical fiber is working channels, and later half capacity time slot is alternate channel, and on two optical fiber, Business Stream is contrary.
certain the utility model also can have 2,3 or 5,6 automatic drain systems, and the number of automatic drain system is set up as required or reduces, and corresponding control sub-station is also set up or reduced.
systems soft ware is design according to the self-draining correlation function in down-hole and target completely, need to carry out comprehensive monitor and forecast to the various equipment involved by draining, effectively can monitor a series of processes such as water bunker level height, vacuum, starting mode of pump process, running status, stopped process, fault diagnosis and alarm processings in real time, need the control to motor and electric gate valve machine simultaneously.Need the function of realization as follows:
system monitor parameters and interface: show main drainage system runnable interface, water pump electric power system interface, water pump operation interface, water pump operation curve, automation control system structure chart etc. in the mode of simulation drawing.The running status of main drain pump, vacuum pump is shown in the mode of text or static state/motion graphics, the running status of electrical ball valve and electric gate valve and opened and closed positions in interface; With tendency chart or the instantaneous value such as digital form Dynamic Announce water bunker level, main drain pump outlet pressure, discharge pipe line flow, mair motor winding and bearing temperature, main drain pump bearing temperature, power distribution equipment parameters of electric power.While dynamic state of parameters display, setting alarm limits, adopt mode such as change graphic color, flicker etc. to report to the police, the data such as automatic record trouble time, type, for troubleshooting, operational decisions provide support.
according to water bunker level climbing, automatically control the start-stop of main drain pump, drop into water pump number of units and select discharge pipe line, realize the optimum control of main drainage system;
in conjunction with while sump water level signal according to the size of down-hole electrical network real-time power load amount and power supply department regulation flat section, paddy section, the crest segment supplied electricity rate time period, determine out with the principle of " avoiding apex filling vale ", cut off the water the pump time, reasonable employment water pump, power cost saving;
according to the equipment fault signal gathered, and alarm switch failure equipment, drop into stand-by equipment, ensure the safe and reliable operation of main drainage system;
according to the principle of equipment " uniform wear ", controller is automatically accumulative to equipment start-stop number of times, running time and pipeline access times etc., rational management working equipment and stand-by equipment;
the control of mine down-hole automatic drain system to system feed pump group based on PLC control is the start and stop primary condition using water bunker level as water pump.Shaft sump water level is divided into four water level sections from deep to shallow according to sump water yield: the water level Hl that transfinites, alarm water level H2, open pump water level H3, termination of pumping water level H4(water level lower limit).Also to consider the peak valley stage of underground electric network power consumption, start and stop and the operation number of units of Optimum Regulation water pump simultaneously.When the water bunker level value that probe detects is H4, represent that water bunker level is below lower bound water level, now water pump assembly does not put into operation; When the water bunker level of a certain period reach open pump water level time, first by vacuum in vacuum probe testing pump, vacuum reaches when unlatching requires can open pump.When water level rises to alarm water level H3, then the load height low value of down-hole power consumption is detected and judged.If during power load stage at a low ebb, illustrate that the load of now electrical network is little, pump can be opened immediately; If when being in peak of power consumption, then postpone starting; If but water level continues to rise, when reaching Hl water level or water level continue to rise and speed higher than setting value time, no matter so network load height, water pump must be started immediately and carry out draining; Simultaneously this drainage system also can according to sump water yield number control the number of units that water pump opens.If oneself carries out draining through opening some water pumps, but water level still continues to rise, then show now opened water pump displacement oneself be not enough to the water level that transfinites to be down to below safety level, at this moment automatic control system adjustment can open the number of units of water pump automatically, get rid of swallet with suitable drainability, water bunker level must be made to drop to water level lower limit H4.When detecting unit sensed water level is own after reaching safety level, water pump assembly can termination of pumping.

Claims (2)

1. based on the mine drainage control device of self-healing looped network, it is characterized in that it comprises controlling center and some control sub-stations, described control sub-station is connected with the automatic drain system signal controlled based on PLC, switch in described controlling center and control sub-station is the ring exchanger with self-healing function, and controlling center and control sub-station annular are connected to form self-healing looped network.
2., as claimed in claim 1 based on the mine drainage control device of self-healing looped network, it is characterized in that the described automatic drain system controlled based on PLC has 4, power supply mode is single mother partition wiring.
CN201520554125.9U 2015-07-29 2015-07-29 Mine drainage controlling means based on self -healing looped netowrk Active CN204827522U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106230681A (en) * 2016-07-12 2016-12-14 上海交通大学 A kind of communication for Complex Power electronics distributed AC servo system and Tong Bu system
CN110830911A (en) * 2019-11-19 2020-02-21 北京中电普华信息技术有限公司 Water accumulation management and control system and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106230681A (en) * 2016-07-12 2016-12-14 上海交通大学 A kind of communication for Complex Power electronics distributed AC servo system and Tong Bu system
CN106230681B (en) * 2016-07-12 2018-11-16 上海交通大学 A kind of communication and synchronization system for Complex Power electronics distributed AC servo system
CN110830911A (en) * 2019-11-19 2020-02-21 北京中电普华信息技术有限公司 Water accumulation management and control system and method

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