CN106057005B - A simulation training system for building power supply and distribution teaching process - Google Patents
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Abstract
本发明公开了一种建筑供配电教学工艺模拟实训***，包括计算机监控***、变电站模拟实验实训操作台、建筑物内高低压电气***及建筑物低压配电***；计算机监控***分别与变电站模拟实验实训操作台、建筑物内高低压电气***及建筑物低压配电***通信，所述变电站模拟实验实训操作台与建筑物内高低压电气***及建筑物低压配电***通讯；本发明能够实现将高压电气***和低压配电***联系成一个整体的建筑供配电教学工艺模拟实训***,方便学生对自己所学的知识有一个整体的认识，同时可供学生一站式学习操作，提高他们的动手能力。
The invention discloses a building power supply and distribution teaching process simulation training system, which includes a computer monitoring system, a substation simulation experiment training console, a high and low voltage electrical system in a building, and a building low voltage power distribution system; the computer monitoring system is connected with the building respectively. Communication between the substation simulation experiment training console, the high and low voltage electrical system in the building, and the low voltage power distribution system of the building, the substation simulation experiment training console communicates with the high and low voltage electrical system in the building and the low voltage power distribution system of the building; The present invention can realize a building power supply and distribution teaching process simulation training system that links the high-voltage electrical system and the low-voltage power distribution system into a whole, which is convenient for students to have an overall understanding of the knowledge they have learned, and at the same time provides students with a one-stop Learn to operate and improve their hands-on ability.
Description
技术领域technical field
本发明涉及教学***技术领域，具体涉及一种建筑供配电教学工艺模拟实训***。The invention relates to the technical field of teaching systems, in particular to a simulation training system for building power supply and distribution teaching process.
背景技术Background technique
在建筑物供配电***中，从变电站、建筑物高压电气***到建筑物内部低压供配电***是一个完整的工艺流程，然而在众多高校的建筑物供配电教学及实验过程中，三者并没有做到有机的紧密结合，从而无法使学生获得建筑物供配电***的整体认识。此外，在大多数厂商提供的教学设备中，演示功能突出，但可操作性不强，无法培养实际的操作技能，不利于学生的培养。为了解决目前的这种现状，亟需建立一种相应的教学模拟实训***。In the power supply and distribution system of buildings, it is a complete technological process from the substation, the high-voltage electrical system of the building to the low-voltage power supply and distribution system inside the building. However, in the teaching and experiment process of power supply and distribution of buildings in many universities, three The latter did not achieve an organic and close combination, so that students could not gain an overall understanding of the building's power supply and distribution system. In addition, in the teaching equipment provided by most manufacturers, the demonstration function is outstanding, but the operability is not strong, and it is impossible to cultivate practical operation skills, which is not conducive to the cultivation of students. In order to solve the current situation, it is urgent to establish a corresponding teaching simulation training system.
发明内容Contents of the invention
为解决现有技术存在的不足，本发明公开了一种建筑供配电教学工艺模拟实训***，本发明将高压电气***、低压配电***以及建筑物内部低压电气安装工艺等组成教学模拟实训***，方便学生对自己所学的建筑物供配电***形成一个整体的认识，同时可供学生实现一站式认知操作，提高他们的动手能力。In order to solve the deficiencies in the prior art, the present invention discloses a building power supply and distribution teaching process simulation training system. The present invention combines high-voltage electrical systems, low-voltage power distribution The training system is convenient for students to form an overall understanding of the power supply and distribution system of buildings they have learned. At the same time, it can be used for students to realize one-stop cognitive operation and improve their hands-on ability.
为实现上述目的，本发明的具体方案如下：To achieve the above object, the specific scheme of the present invention is as follows:
一种建筑供配电教学工艺模拟实训***，包括计算机监控***、变电站模拟实验实训操作台、建筑物内高低压电气***及建筑物低压配电***；A building power supply and distribution teaching process simulation training system, including a computer monitoring system, a substation simulation experiment training console, a high and low voltage electrical system in a building, and a low voltage power distribution system in a building;
所述计算机监控***分别与变电站模拟实验实训操作台、建筑物内高低压电气***及建筑物低压配电***通信，所述变电站模拟实验实训操作台与建筑物内高低压电气***及建筑物低压配电***通讯；The computer monitoring system communicates with the substation simulation experiment training console, the high and low voltage electrical system in the building and the building low voltage power distribution system respectively, and the substation simulation experiment training console communicates with the high and low voltage electrical system in the building and the building Low-voltage power distribution system communication;
所述变电站模拟实验实训操作台实现变压器一次侧模拟高压进线、二次侧进行模拟实验，计算机监控***监控变电站模拟实验实训操作台运行时的电压、电流、功率因数的变化及断路器位置的分合；The substation simulation experiment training console realizes the primary side of the transformer to simulate the high-voltage incoming line, and the secondary side to conduct simulation experiments. separation of positions;
所述建筑物内高低压电气***及建筑物低压配电***中每个断路器指示灯均通过继电器与计算机监控***相连，计算机监控***控制断路器的分合状态及监控线路的通断。Each circuit breaker indicator light in the high and low voltage electrical system in the building and the low voltage power distribution system of the building is connected with a computer monitoring system through a relay, and the computer monitoring system controls the opening and closing state of the circuit breaker and the on and off of the monitoring circuit.
进一步的，所述变电站模拟实验实训操作台各进出线及母联、主变高低压侧均配置模拟电流互感器并设置引线端，各侧PT处均设置模拟电压互感器并配置引线端，各故障点均实现相间短路、三相短路、单相接地故障模拟；Further, each incoming and outgoing line of the substation simulation experiment training console, the bus coupler, and the high and low voltage sides of the main transformer are equipped with analog current transformers and lead terminals, and the PTs on each side are equipped with analog voltage transformers and equipped with lead terminals. Each fault point realizes phase-to-phase short circuit, three-phase short circuit, and single-phase ground fault simulation;
在进行操作时，先将变电站模拟实验实训操作台的降压电压器选择相应的接线方式，然后将操作台与微机保护柜进行连接，在操作台上通过控制断路器的闭合或连接故障点模拟线路的各种工况，完成相应的保护实验。When operating, first select the corresponding wiring method for the step-down voltage regulator of the substation simulation experiment training console, then connect the console with the microcomputer protection cabinet, and control the closing of the circuit breaker or connect the fault point on the console Simulate various working conditions of the line and complete the corresponding protection experiments.
进一步的，所述变电站模拟实验实训操作台连接微机保护柜，模拟各种线路工况完成各种保护实验，微机保护柜与计算机监控***的电力SCADA主站***通讯，完成相关继电保护功能实验及调度监控功能实验，计算机监控***的电力SCADA主站***又与建筑物内高低压电气***和建筑物低压配电***通讯，在操作台进行的保护实验所得数据控制着建筑物内高低压电气***中的主接线图展示板和建筑物低压配电***中的典型平面布置图展示板中断路器的通断。Further, the substation simulation experiment training console is connected to a microcomputer protection cabinet to simulate various line conditions to complete various protection experiments, and the microcomputer protection cabinet communicates with the power SCADA master station system of the computer monitoring system to complete relevant relay protection functions Experiment and dispatch monitoring function experiment, the power SCADA master station system of the computer monitoring system communicates with the high and low voltage electrical system in the building and the low voltage power distribution system in the building, and the data obtained from the protection experiment on the operating platform controls the high and low voltage in the building The main wiring diagram display board in the electrical system and the typical floor plan in the low-voltage power distribution system of the building show the switching of circuit breakers in the board.
进一步的，在变电站模拟实验实训操作台上将一路高压进线短路，仅靠一路进线带负载工作，将操作台的变压器高压侧与变压器低压侧以及线路上的断路器位置分别与微机保护柜的变压器高压后备保护单元，变压器低压后备保护单元，线路主保护单元相连，微机保护柜将获得的线路故障时的电压值，电流值以及功率因数参数上传到计算机监控***，计算机监控***对建筑物内高低压电气***中主接线示意图展示板及建筑物低压配电***中典型平面布置图展示板中线路的所有三级负荷处的断路器自动切断，一二级负荷仅靠电源二供电。Furthermore, one high-voltage incoming line is short-circuited on the substation simulation experiment training operation platform, and only one incoming line works with load. The transformer high-voltage backup protection unit of the cabinet, the transformer low-voltage backup protection unit, and the line main protection unit are connected. The microcomputer protection cabinet uploads the obtained voltage value, current value and power factor parameters to the computer monitoring system when the line fails. The main wiring diagram display board of the high and low voltage electrical system in the building and the typical floor plan display board of the building's low voltage power distribution system will automatically cut off the circuit breakers at all the third-level loads of the lines, and the first and second loads are only powered by the second power supply.
进一步的，所述建筑物内高低压电气***包括电气主接线图展示板，建筑物低压配电***包括低压配电及典型平面布置图展示板；Further, the high and low voltage electrical system in the building includes a main electrical wiring diagram display board, and the building low voltage power distribution system includes a low voltage power distribution and a typical floor plan display board;
电气主接线图展示板及低压配电及典型平面布置图展示板用于展示进线经降压变电所，配电柜到建筑物内部楼层的照明配电箱及电力配电箱，展示板中断路器采用小指示灯表示，线路采用彩色灯带表示，指示灯通过继电器与计算机监控***相连，计算机监控***控制断路器的分合状态及监控线路的通断。The main electrical wiring diagram display board and the low-voltage power distribution and typical floor plan display board are used to display the incoming line through the step-down substation, the power distribution cabinet to the lighting distribution box and the power distribution box on the inner floor of the building, and the display board The circuit breaker is indicated by a small indicator light, and the circuit is indicated by a colored light strip. The indicator light is connected to the computer monitoring system through a relay. The computer monitoring system controls the opening and closing status of the circuit breaker and monitors the on-off of the circuit.
进一步的，电气主接线图展示板及低压配电及典型平面布置图展示板中的建筑物内高低压电气***部分的两路进线引出经降压变压器后分别接建筑物内低压配电***的GGD型固定式低压配电柜及MNS型抽屉式低压配电柜，而其中GGD柜型的低压配电柜中包括无功补偿柜及有源滤波柜，电力经MNS低压配电柜和GGD低压配电柜后给建筑物内的照明和动力设备供电。Furthermore, in the main electrical wiring diagram display board and the low-voltage power distribution and typical floor plan display board, the two incoming lines of the high and low-voltage electrical system in the building are led out to the low-voltage power distribution system in the building after a step-down transformer. The GGD type fixed low-voltage power distribution cabinet and the MNS type drawer low-voltage power distribution cabinet, and the low-voltage power distribution cabinet of the GGD cabinet type includes reactive power compensation cabinets and active filter cabinets, and the power passes through the MNS low-voltage power distribution cabinet and GGD The low-voltage power distribution cabinet supplies power to the lighting and power equipment in the building.
进一步的，电气主接线图展示板及低压配电及典型平面布置图展示板中的建筑物低压配电及典型平面布置图部分，建筑物内高低压电气***输出的市电从变电室低压配电柜引出分别给楼层照明配电箱、消防配电箱供电。Furthermore, in the part of the main electrical wiring diagram display board and the low-voltage power distribution and typical floor plan display board of the building low-voltage power distribution and typical floor plan, the mains output from the high-voltage and low-voltage electrical system in the building is from the low-voltage transformer room. The outlets of the power distribution cabinet supply power to the floor lighting distribution box and the fire protection distribution box respectively.
进一步的，上述***还包括建筑物电气安装工艺模拟展示***，所述建筑物电气安装工艺模拟展示***用于模拟展示建筑物内部配电设备、照明设备及消防设备的建筑物内部设施安装工艺。Further, the above system also includes a building electrical installation process simulation display system, which is used to simulate and display the building internal facility installation process of building internal power distribution equipment, lighting equipment and fire fighting equipment.
建筑物电气安装工艺模拟展示***中，具体用于模拟展示智能建筑电气安装工艺中线路的敷设方式，电气设备的安装位置，电缆沟，桥架，穿管的安装方式；In the building electrical installation process simulation display system, it is specifically used to simulate and display the laying method of lines in the electrical installation process of intelligent buildings, the installation position of electrical equipment, the installation method of cable trenches, bridges, and pipes;
从变配电室内的各种高低压设备包括进线柜，出线柜，滤波柜，到插座的安装，灯具的摆放，安全疏散出口标志的位置及高度都一一做了模拟展示；All kinds of high and low voltage equipment in the substation and distribution room, including incoming line cabinets, outgoing line cabinets, and filter cabinets, to the installation of sockets, the placement of lamps, and the position and height of safety evacuation exit signs are simulated and displayed one by one;
电缆沟，桥架，电井，插座都是可拆卸的。Cable trenches, trays, electric wells, and sockets are all detachable.
可以使同学们清楚的看到电缆沟，桥架等内部走线，使同学们更好的了解具体电缆沟，桥架，电井，插座等的安装。建筑物内的供电线路也用彩带做了具体的模拟展示，可方便同学们有更清晰地认识。It can make students clearly see the internal wiring of cable trenches, bridges, etc., so that students can better understand the installation of specific cable trenches, bridges, electric wells, sockets, etc. The power supply lines in the building are also simulated and displayed with ribbons, which is convenient for students to have a clearer understanding.
本发明的有益效果：Beneficial effects of the present invention:
本发明能够实现将高压电气***和低压配电***联系成一个整体的建筑供配电教学工艺模拟实训***,方便学生对自己所学的知识有一个整体的认识，同时可供学生一站式学习操作，提高他们的动手能力。The present invention can realize a building power supply and distribution teaching process simulation training system that links the high-voltage electrical system and the low-voltage power distribution system into a whole, which is convenient for students to have an overall understanding of the knowledge they have learned, and at the same time provides students with a one-stop Learn to operate and improve their hands-on ability.
附图说明Description of drawings
图1本发明的整体结构框图；The overall structural block diagram of Fig. 1 the present invention;
图2建筑物电气安装工艺模拟展示图。Fig. 2 The simulation display diagram of building electrical installation process.
具体实施方式：Detailed ways:
下面结合附图对本发明进行详细说明：The present invention is described in detail below in conjunction with accompanying drawing:
如图1所示，本发明由变电站模拟实验实训操作台，建筑物内高低压电气***及建筑物低压配电***，建筑物电气安装工艺模拟展示***，计算机监控***组成，变电站模拟实验实训操作台和建筑物内高低压电气***及建筑物低压配电***，用具有高信息处理能力的微机处理机通过通信网络对以上各个***进行集中控制。As shown in Figure 1, the present invention is composed of substation simulation experiment training console, high and low voltage electrical system in buildings and building low voltage power distribution system, building electrical installation process simulation display system, computer monitoring system, and substation simulation experiment laboratory. The high and low voltage electrical system in the building and the low voltage power distribution system in the building are used for the training operation desk, the high and low voltage power distribution system in the building, and the computer processor with high information processing capability is used for centralized control of the above systems through the communication network.
建筑物内高低压电气***及建筑物低压配电***在计算机监控***的控制下实现智能化楼宇配电***电能管理与控制的相关实验。The high and low voltage electrical system in the building and the low voltage power distribution system of the building are under the control of the computer monitoring system to realize the relevant experiments of the power management and control of the intelligent building power distribution system.
变电站模拟实验实训操作台输入为电网电压，经降压变压器后电压降为建筑物高压电气***中的进线电压，该变电站模拟实验实训操作台的馈出电压将作为建筑物内高低压电气***及建筑物低压配电及典型平面布置图中的进线电压。The input of the substation simulation experiment training console is the grid voltage, and the voltage drops to the incoming line voltage in the high-voltage electrical system of the building after the step-down transformer. Electrical system and building low-voltage power distribution and incoming line voltage in typical floor plan.
变电站模拟实验实训操作台主要有：电力监控主站***、无人值守变电站模拟***、智能化高、低压配电设备及动态高效无功补偿实验***；Substation simulation experiment training consoles mainly include: power monitoring master station system, unattended substation simulation system, intelligent high and low voltage power distribution equipment and dynamic and efficient reactive power compensation experimental system;
无人值守变电站模拟***通过标准远动通讯规约与电力监控主站***进行数据通讯，实现电力***“四遥”功能的模拟实验，在实现遥测、遥信、遥控功能实验中需要各种智能化高、低压配电设备与电力监控主站***配合完成，动态高效无功补偿实验***与电力监控主站***配合完成相关远程监控实验。The unattended substation simulation system performs data communication with the power monitoring master station system through the standard telecontrol communication protocol, and realizes the simulation experiment of the "four remote" functions of the power system. Various intelligent The high-voltage and low-voltage power distribution equipment is completed in cooperation with the power monitoring master station system, and the dynamic and efficient reactive power compensation experiment system is coordinated with the power monitoring master station system to complete relevant remote monitoring experiments.
建筑物内高低压电气***中的两路进线引出经降压变压器后分别接建筑物内低压配电***的GGD型固定式低压配电柜及MNS型抽屉式低压配电柜，而其中GGD柜型的低压配电柜中包括无功补偿柜及有源滤波柜，用以提高电能质量，电力信号经MNS低压配电柜和GGD低压配电柜后，给建筑物内的照明和动力设备供电，而MNS型抽屉式低压配电柜和柴油发电机组共同组成了双电源切换柜，给建筑物内应急照明供电。The two incoming lines in the high and low voltage electrical system in the building are connected to the GGD type fixed low voltage power distribution cabinet and the MNS type drawer type low voltage power distribution cabinet of the low voltage power distribution system in the building after the step-down transformer, and GGD The cabinet-type low-voltage power distribution cabinet includes reactive power compensation cabinets and active filter cabinets to improve power quality. After the power signal passes through the MNS low-voltage power distribution cabinet and the GGD low-voltage power distribution cabinet, it is sent to the lighting and power equipment in the building. Power supply, while the MNS type drawer low-voltage power distribution cabinet and the diesel generator set together form a dual power switching cabinet to supply power to the emergency lighting in the building.
建筑物内低压配电***中所展示的为：建筑物内高低压电气***输出的市电经无功补偿柜、有源滤波柜及低压开关柜从变电室低压配电柜引出分别给照明配电箱、电力配电箱等供电，照明配电箱引出回路分别给房间灯具、插座供电；电力配电箱回路引至风机房给风机供电。What is displayed in the low-voltage power distribution system in the building is: the mains power output by the high-voltage and low-voltage electrical system in the building passes through the reactive power compensation cabinet, the active filter cabinet and the low-voltage switch cabinet. The distribution box, power distribution box, etc. supply power, and the lead-out circuit of the lighting distribution box supplies power to the lamps and sockets in the room respectively; the circuit of the power distribution box is led to the fan room to supply power to the fan.
1、变电站模拟实验实训操作台1. Substation simulation experiment training console
变电站模拟实验实训操作台中，各断路器处均配置模拟开关，可进行手动分合及遥控分合操作。各进出线及母联、主变高低压侧均配置模拟电流互感器并设置引线端。各侧PT处均设置模拟电压互感器并配置引线端。变压器采用阻抗元件模拟。各故障点均可实现相间短路、三相短路、单相接地故障模拟。实验电压100VAC,最大故障电流20A。In the substation simulation experiment training console, each circuit breaker is equipped with an analog switch, which can perform manual switching and remote switching operations. All incoming and outgoing lines, bus couplers, and high and low voltage sides of the main transformer are equipped with analog current transformers and lead terminals. Analog voltage transformers are set at the PTs on each side and lead terminals are configured. The transformer is modeled using impedance elements. Each fault point can realize phase-to-phase short circuit, three-phase short circuit and single-phase ground fault simulation. The experimental voltage is 100VAC, and the maximum fault current is 20A.
实验实训操作台配置主变差动保护、高低压后备保护测控、配变保护测控、电动机保护测控、电容器保护测控、线路保护测控、备自投装置及通讯管理机各一台，所测数据传输至电力SCADA主站***，完成相关继电保护功能实验及调度监控功能实验，各保护测控装置及模拟电子装置均采用单相220VAC供电。The experimental training console is equipped with one main transformer differential protection, high and low voltage backup protection measurement and control, distribution transformer protection measurement and control, motor protection measurement and control, capacitor protection measurement and control, line protection measurement and control, backup self-injection device and communication management machine, and the measured data It is transmitted to the power SCADA master station system to complete the relevant relay protection function experiment and dispatching monitoring function experiment. All protection measurement and control devices and analog electronic devices are powered by single-phase 220VAC.
变电站模拟实验实训操作台作为一个模拟高压的试验平台，在变压器一次侧模拟高压进线，在变压器二次侧进行一系列的模拟实验，变电站模拟实验实训操作台与计算机监控***以及其他的一些设备共同完成一系列的实验操作。电站模拟实验实训操作台主要包括三大部分：As a test platform for simulating high voltage, the substation simulation experiment training console simulates the high-voltage incoming line on the primary side of the transformer, and conducts a series of simulation experiments on the secondary side of the transformer. The substation simulation experiment training console and computer monitoring system and other Some devices work together to complete a series of experimental operations. The power station simulation experiment training console mainly includes three parts:
1.1电力监控主站***1.1 Power monitoring master station system
电力监控主站***主要由变电站实验实训操作台、微机(PC)、网络交换机、网络总控设备、串口服务器及专业电力监控软件***等构成，该***通过标准电力远动通讯协议与其他子***连接构成一个完整的建筑物供配电综合监控***。The power monitoring master station system is mainly composed of substation experimental training console, microcomputer (PC), network switch, network master control equipment, serial port server and professional power monitoring software system. The system connection constitutes a complete comprehensive monitoring system for power supply and distribution of buildings.
该***在教学中帮助学生***地树立对电力自动化***的直观认识，同时借助该***开展电力调度监控及变电站SCADA***的操作使用、界面设计、数据库维护、远程数据通讯等多方面的实验、实训。The system helps students to systematically establish an intuitive understanding of the power automation system in teaching, and at the same time use the system to carry out experiments and practice in various aspects such as power dispatching monitoring and substation SCADA system operation, interface design, database maintenance, remote data communication, etc. Training.
1.2无人值守变电站实验***1.2 Experimental system of unattended substation
变电站是供配电***重要的组成部分，但高压设备体积大、笨重、价格高，从实验室条件及投资额度上考虑，本***采用实物参数模拟技术与实物视图、实景视频等多种方式相结合，构造出实际变电站一次***的实验环境，规范配置专门的变电站继电保护与安全自动控制装置构成典型的无人值守变电站模拟实验***，并通过标准远动通讯规约与电力监控主站进行数据通讯，实现电力***“四遥”功能的模拟实验。The substation is an important part of the power supply and distribution system, but the high-voltage equipment is bulky, heavy, and expensive. Considering the laboratory conditions and investment quota, this system adopts physical parameter simulation technology, physical view, real-scene video and other methods to communicate with each other. Combined, the experimental environment of the primary system of the actual substation is constructed, and the special substation relay protection and safety automatic control devices are standardized and configured to form a typical unattended substation simulation experiment system, and the data is communicated with the power monitoring master station through the standard telecontrol communication protocol. Communication, to realize the simulation experiment of the "four remote" functions of the power system.
1.3动态高效无功补偿实验***1.3 Dynamic and efficient reactive power compensation experimental system
在电能的传输与使用过程中，有功总是与无功相伴随的，无功控制事关电网的稳定与能源效率，各用电单位必须严格遵守国家及电力部门颁布的无功管理标准。实验***提供专门的阻感型负载模拟***及高效动态补偿设备用以辅助教学，强化学生对相关无功管理规范的正确认识，提高学生对先进无功补偿技术与装备的基本原理、构成等方面的知识掌握与理解，可与电力监控主站***配合完成相关远程监控实验，大力提升学生该方面的实际技术水平与科研创新能力。In the process of electric energy transmission and use, active power is always accompanied by reactive power. Reactive power control is related to the stability of the power grid and energy efficiency. All power consumers must strictly abide by the reactive power management standards promulgated by the state and the power department. The experimental system provides a special resistance-inductive load simulation system and high-efficiency dynamic compensation equipment to assist teaching, strengthen students' correct understanding of relevant reactive power management regulations, and improve students' understanding of the basic principles and components of advanced reactive power compensation technology and equipment. It can cooperate with the power monitoring master station system to complete relevant remote monitoring experiments, and greatly improve students' actual technical level and scientific research innovation ability in this area.
学校采用的变电站模拟实验实训操作在变压器的二次侧进行包括变压器主保护实验、线路保护测控实验、变压器后备保护实验、电容器保护测控实验、电动机保护测控实验、备用电源自动投切实验等一系列的模拟实验。The substation simulation experiment training operation adopted by the school is carried out on the secondary side of the transformer, including transformer main protection experiment, line protection measurement and control experiment, transformer backup protection experiment, capacitor protection measurement and control experiment, motor protection measurement and control experiment, backup power automatic switching experiment, etc. series of simulation experiments.
2.该***利用马赛克块拼成了建筑物内高低压电气***主接线示意图和建筑物低压配电及典型平面布置图。2. The system uses mosaic blocks to form a schematic diagram of the main wiring of the high and low voltage electrical system in the building, a low voltage power distribution and a typical floor plan of the building.
(1)建筑物内高低压电气***主接线示意图主要标识由变电站模拟实验***低压侧引出的母线经降压变电所降压，给低压侧负载用户供电的示意过程。(1) The schematic diagram of the main wiring of the high and low voltage electrical system in the building mainly identifies the schematic process in which the busbar drawn from the low voltage side of the substation simulation experiment system is stepped down by the step-down substation to supply power to the load users on the low voltage side.
该实验室是由变电站模拟实验实训操作台低压侧引出母线至建筑物内高低压电气***，该***的母线配电线路从两个出线柜引出经降压变压器后分别接GGD型固定式低压配电柜及MNS型抽屉式低压配电柜，而其中GGD柜型的低压配电柜有无功补偿柜，有源滤波柜等用以提高电能质量，电力经MNS低压配电柜和GGD低压配电柜后，给建筑物内的照明和动力供电，而MNS配电柜和柴油发电机组共同组成了双电源切换柜，给建筑物内应急照明供电。The laboratory leads the bus from the low-voltage side of the substation simulation experiment training console to the high and low voltage electrical system in the building. The bus distribution line of the system is drawn from two outlet cabinets and connected to GGD type fixed low voltage after step-down transformers. Power distribution cabinets and MNS-type drawer-type low-voltage power distribution cabinets, among which GGD cabinet-type low-voltage power distribution cabinets have reactive power compensation cabinets, active filter cabinets, etc. to improve power quality, and the power passes through MNS low-voltage distribution cabinets and GGD low-voltage power distribution cabinets. Behind the power distribution cabinet, it supplies power to the lighting and power in the building, and the MNS power distribution cabinet and diesel generator set together form a dual power switching cabinet to supply power to the emergency lighting in the building.
(2)建筑物低压配电及典型平面布置图主要标识建筑物内部的低压供配电***。采用具有高信息处理能力的微机处理机通过通信网络对整个建筑物的空调、照明、消防、等众多设备进行实施测量、监视和全面监控，实现最优化的管理，从而提高***运行的安全可靠性，节省人力、物力和能源，降低设备运行费用，随时掌握设备状态及运行时间、能量的消耗及变化等。建筑物内高低压电气***输出的市电从变电室低压配电柜引出分别给楼层照明配电箱、消防配电箱等供电，图中详细介绍了每楼层的配电箱原理图，用电回路包括照明、插座、空调、备用回路等。在整个的楼层的电气布置图均带有详细的文字说明，方便了同学们对建筑供配电的学习。(2) Building low-voltage power distribution and typical floor plan mainly identifies the low-voltage power supply and distribution system inside the building. Using a microcomputer processor with high information processing capabilities to measure, monitor and comprehensively monitor the air conditioning, lighting, fire protection, and other equipment of the entire building through the communication network to achieve optimal management, thereby improving the safety and reliability of system operation , save manpower, material resources and energy, reduce equipment operating costs, and keep abreast of equipment status, running time, energy consumption and changes, etc. The mains electricity output by the high and low voltage electrical system in the building is drawn from the low voltage distribution cabinet in the substation room to supply power to the floor lighting distribution box and fire protection distribution box respectively. The schematic diagram of the distribution box on each floor is introduced in detail in the figure. Electrical circuits include lighting, sockets, air conditioners, backup circuits, etc. The electrical layout drawings of the entire floor are accompanied by detailed text descriptions, which facilitates the students to learn about the power supply and distribution of buildings.
所涉及的高压柜如：有源滤波柜，无功补偿柜，进线柜，负载柜等均布置实物，以供同学进行相关的实验操作。GGD型固定式低压开关柜及MNS型抽屉式低压开关柜在目前的变配电***中被大量采用，实验室提供标准的智能型高、低压开关设备用以进行辅助教学，起到提高实物认知、工艺规范理解、使用维护训练的教学效果，各种智能型高、低压开关设备均可与变电站模拟实验实训操作台，计算机监控***相配合完成遥测、遥信、遥控等功能实验。The high-voltage cabinets involved, such as: active filter cabinets, reactive power compensation cabinets, incoming line cabinets, load cabinets, etc., are arranged in kind for students to carry out related experimental operations. GGD fixed low-voltage switchgear and MNS drawer-type low-voltage switchgear are widely used in the current power transformation and distribution system. The laboratory provides standard intelligent high-voltage and low-voltage switchgear for auxiliary teaching to improve physical awareness. Knowledge, process specification understanding, use and maintenance training teaching effect, all kinds of intelligent high and low voltage switchgear can cooperate with substation simulation experiment training console, computer monitoring system to complete functional experiments such as telemetry, remote signaling, and remote control.
(3)在建筑物内高低压电气***主接线示意图中，所有的断路器均用矩形指示灯表示，可模拟计算机远程遥控断路器分合闸过程。另外，可以通过控制断路器矩形指示灯的亮灭，模拟供配电不同的工况。(3) In the main wiring diagram of the high and low voltage electrical system in the building, all circuit breakers are represented by rectangular indicator lights, which can simulate the opening and closing process of the computer remote control circuit breaker. In addition, different working conditions of power supply and distribution can be simulated by controlling the on and off of the rectangular indicator light of the circuit breaker.
3、建筑物电气安装工艺模拟展示***3. Building electrical installation process simulation display system
如图2所示，建筑物电气安装工艺模拟展示***主要模拟展示建筑物内部配电设备、照明设备、消防设备、变电所、电气间、穿管走线等安装工艺。建筑物电气安装工艺模拟***则对建筑物低压配电***中每栋楼内的配电回路，用电设备做了一个具体的展示。主要描述了从高压变电所引出的线经电缆沟进入建筑物内的变电所后经无功补偿柜，有源滤波柜，低压开关柜等低压配电柜，线路从变电室的电气间引出到配电间分别给照明配电箱、电力配电箱等，照明配电箱引出回路分别给房间灯具，插座。电力配电箱回路引至风机房给风机供电。从配电箱引出线经桥架到房间进行穿管敷设。在此安装工艺模拟展示图中，对于智能建筑电气设备的敷设方式、布线方式、设备安装、电缆沟、桥架、穿管的安装方式都进行了模拟展示。变配电室内的各种设备到插座的安装，灯具的摆放，安全疏散出口标志的位置高度都一一做了模拟展示，电缆沟、桥架、电井都是可拆卸的，管线也用彩带做了具体的模拟展示，让同学们更好地了解具体电缆沟，桥架，电井，插座等的安装，使同学们形成更清晰地认识，为同学们今后从事建筑施工与设计打下了良好的基础。As shown in Figure 2, the building electrical installation process simulation display system mainly simulates and displays the installation process of power distribution equipment, lighting equipment, fire protection equipment, substations, electrical rooms, pipes and wiring inside the building. The building electrical installation process simulation system makes a specific display of the power distribution circuit and electrical equipment in each building in the low-voltage power distribution system of the building. It mainly describes that the lines drawn from the high-voltage substation enter the substation in the building through the cable trench, and then pass through reactive power compensation cabinets, active filter cabinets, low-voltage switch cabinets and other low-voltage distribution cabinets. The room is led to the power distribution room to the lighting distribution box, the power distribution box, etc., and the lighting distribution box leads to the room lamps and sockets respectively. The circuit of the power distribution box is led to the fan room to supply power to the fan. The lead wires from the distribution box are laid through the bridge to the room. In this installation process simulation display diagram, the laying method, wiring method, equipment installation, cable trench, bridge frame, and pipe installation method of intelligent building electrical equipment are all simulated and displayed. The installation of various equipment and sockets in the substation and distribution room, the placement of lamps, and the position and height of safety evacuation exit signs have all been simulated and displayed one by one. Cable trenches, bridges, and electric wells are all detachable, and pipelines are also used. A specific simulation display was made to let students better understand the installation of specific cable trenches, bridges, electric wells, sockets, etc., so that students can form a clearer understanding and lay a good foundation for students to engage in construction and design in the future. Base.
建筑物电气安装工艺模拟展示***中，可以看到完整的线路走线的剖面图，线路从电气间经桥架，电井到插座，灯具的具体安装过程，让同学们有一个更深刻的认识。In the building electrical installation process simulation display system, you can see the cross-section of the complete line routing. The specific installation process of the line from the electrical room through the bridge, the electric well to the socket, and the lamps and lanterns allows students to have a deeper understanding.
4、智能化楼宇配电***4. Intelligent building power distribution system
从安全、实用、节能等方面考虑，楼宇建筑动力、应急、照明、插座、消防等设施的供配电必须遵循严格的标准和规范，实验***采用平面视图、实物模型、与部分实物相结合的方式完整展示智能化楼宇配电***相关规范和标准，与变电站模拟实验实训操作台，计算机监控***相配合完成智能化楼宇配电***电能管理与控制的相关实验。Considering safety, practicality, energy saving, etc., the power supply and distribution of building power, emergency, lighting, sockets, fire protection and other facilities must follow strict standards and specifications. The way is to fully display the relevant norms and standards of the intelligent building power distribution system, and cooperate with the substation simulation experiment training console and the computer monitoring system to complete the relevant experiments on the power management and control of the intelligent building power distribution system.
例如同学们可在变电站模拟实验实训操作台上模拟一路高压失电，将一路进线的断路器关断，母联开关闭合，电源一切断，仅靠电源二供电，线路中的所有三级负荷处的断路器自动切断，一二级负荷仅靠电源二供电。同时建筑物内高低压电气***及建筑物低压配电***的面板中建筑物的所有三级负荷处的断路器也均闭合，两个模块中实现了联动控制。For example, students can simulate a high-voltage power failure on the substation simulation experiment training console, turn off the circuit breaker of one incoming line, close the bus tie switch, and once the power is cut off, only the second power supply is used for power supply. The circuit breaker at the load is automatically cut off, and the first and second loads are only powered by the second power source. At the same time, the circuit breakers at all the third-level loads of the building in the high and low voltage electrical system in the building and the panel of the building's low voltage power distribution system are also closed, and the linkage control is realized in the two modules.
应用型人才培养是普通高等教育所面临的重大任务之一，实验教学在人才培养方面发挥着重要作用。建筑供配电"是建筑类院校电气信息专业的重要专业课程和特色课程，建筑类高校的电气工程及其自动化和建筑电气与自动化专业把从事建筑自动化及相关领域的设计，施工，管理和研究的高级工程技术应用人才作为主要培养目标，把建筑电气与智能化作为主要凝练方向，以特色实验室，实验教学体系及教材建设为突破口，本申请现在所建的实验室为课程所涉及的实验教学、课程设计、毕业设计以及科技活动4个阶段的教学提供保障,满足多元化人才培养模式需求。The cultivation of applied talents is one of the major tasks faced by ordinary higher education, and experimental teaching plays an important role in the cultivation of talents. "Building power supply and distribution" is an important professional course and characteristic course of electrical information major in construction colleges and universities. The advanced engineering technology application talents of the research are the main training goals, building electrical and intelligentization is the main direction, and the characteristic laboratory, experimental teaching system and teaching material construction are the breakthrough points. The laboratory currently built by this application is the subject of the course. The four stages of teaching, experimental teaching, curriculum design, graduation design and scientific and technological activities, provide guarantees to meet the needs of diversified talent training models.
上述虽然结合附图对本发明的具体实施方式进行了描述，但并非对本发明保护范围的限制，所属领域技术人员应该明白，在本发明的技术方案的基础上，本领域技术人员不需要付出创造性劳动即可做出的各种修改或变形仍在本发明的保护范围以内。Although the specific implementation of the present invention has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the present invention. Those skilled in the art should understand that on the basis of the technical solution of the present invention, those skilled in the art do not need to pay creative work Various modifications or variations that can be made are still within the protection scope of the present invention.
Claims (9)
- The processing simulation experience system 1. a kind of building power supply and distribution is imparted knowledge to students, characterized in that including computer supervisory control system, substation's mould High-low pressure electrical system and building low-voltage distribution system in draft experiment training operation bench, building；The computer supervisory control system respectively with high-low pressure electrical system in substation simulated experiment training operation bench, building and Building low-voltage distribution system communicates, in substation's simulated experiment training operation bench and building high-low pressure electrical system and Building low-voltage distribution system communicates；It is real that substation's simulated experiment training operation bench realizes that transformer primary side simulated high-pressure inlet wire, secondary side carry out simulation It tests, computer supervisory control system monitors the variation of the voltage, electric current, power factor when substation's simulated experiment training operation bench is run And the division of circuit breaker position；In the building in high-low pressure electrical system and building low-voltage distribution system each breaker indicator light by after Electric appliance is connected with computer supervisory control system, and computer supervisory control system controls the division state of breaker and the break-make of monitoring circuit；High pressure inlet wire short circuit all the way is incited somebody to action only by the work of inlet wire bringing onto load all the way on substation's simulated experiment training operation bench The high voltage side of transformer of operation console and the circuit breaker position change with Microcomputer Protection cabinet respectively on step down side and circuit Depressor high pressure backup protection unit, transformer low voltage backup protection unit, power line main protection unit are connected, and Microcomputer Protection cabinet will obtain The voltage value when line fault obtained, current value and power factor parameter upload to computer supervisory control system, computer monitoring System is to typical flat in main electrical scheme schematic diagram display board in high-low pressure electrical system in building and building low-voltage distribution system Breaker in the layout drawing display board of face at all three stage loads of circuit is automatically cut off, and one or two stage loads only lean on power supply two to supply Electricity.
- The processing simulation experience system 2. a kind of building power supply and distribution as described in claim 1 is imparted knowledge to students, characterized in that the substation Each inlet-outlet line of simulated experiment training operation bench and mother, main transformer high and low pressure side configure analog current mutual inductor and lead are arranged End is respectively provided with analog voltage mutual inductor at each side PT and configures lead end, each fault point realize phase fault, three-phase shortcircuit, Singlephase earth fault is simulated.
- The processing simulation experience system 3. a kind of building power supply and distribution as described in claim 1 is imparted knowledge to students, characterized in that the substation Simulated experiment training operation bench connected with computer protection cabinets, the system of Power SCADA main website of Microcomputer Protection cabinet and computer supervisory control system The Power SCADA main station system of system communication, computer supervisory control system is again low with high-low pressure electrical system and building in building It is press-fitted electric system communication, is controlled in building in high-low pressure electrical system in the Protection the data obtained that operation console carries out The break-make of breaker in Typical Planar layout drawing display board in main wiring diagram display board and building low-voltage distribution system.
- The processing simulation experience system 4. a kind of building power supply and distribution as described in claim 1 is imparted knowledge to students, characterized in that the building Interior high-low pressure electrical system includes electric main wiring diagram display board, and building low-voltage distribution system includes low-voltage distribution and typical flat Face layout drawing display board；Electric main wiring diagram display board and low-voltage distribution and Typical Planar layout drawing display board are for showing inlet wire through being depressured power transformation Institute, the lighting distribution box and power distribution panel of power distribution cabinet to interior of building floor, breaker uses bezel in display board It indicates, circuit is indicated using lampion band, and indicator light is connected by relay with computer supervisory control system, computer supervisory control system Control the division state of breaker and the break-make of monitoring circuit.
- The processing simulation experience system 5. a kind of building power supply and distribution as claimed in claim 4 is imparted knowledge to students, characterized in that electrical main connecting wire The two-way of high-low pressure electrical system part in building in figure display board and low-voltage distribution and Typical Planar layout drawing display board Inlet wire draws the fixed low-voltage distribution cabinet of GGD types and MNS for connecing low-voltage distribution system in building respectively after step-down transformer Type drawer type low-voltage distributing cabinet, and the low-voltage distribution cabinet of wherein GGD cabinets type includes reactive compensation cabinet and active power filtering cabinet, electric power The illumination in building and power-equipment power supply are given after MNS low-voltage distribution cabinets and GGD low-voltage distribution cabinets.
- The processing simulation experience system 6. a kind of building power supply and distribution as claimed in claim 4 is imparted knowledge to students, characterized in that electrical main connecting wire Figure display board and low-voltage distribution and the building low-voltage distribution in Typical Planar layout drawing display board and Typical Planar layout drawing portion Point, the alternating current that high-low pressure electrical system exports in building is drawn respectively from transformer room's low-voltage distribution cabinet to floor light distribution Case, the power supply of fire-fighting distribution box.
- The processing simulation experience system 7. a kind of building power supply and distribution as described in claim 1 is imparted knowledge to students, characterized in that above-mentioned one kind is built It further includes building electric mounting process simulation shows system to build power supply and distribution teaching processing simulation experience system, the building electricity Building of the gas mounting process simulation shows system for simulation shows interior of building controller switching equipment, lighting apparatus and fire-fighting equipment Object inner facility mounting process.
- The processing simulation experience system 8. a kind of building power supply and distribution as claimed in claim 7 is imparted knowledge to students, characterized in that building electric In mounting process simulation shows system, it is specifically used for the system of laying of circuit in simulation shows intelligent building electrical fitter skill, The installation site of electrical equipment, cable duct, crane span structure, electric well, socket, the mounting means of poling；Various high-low pressure equipment out of changed into switchhouse include incoming line cabinet, outgoing line cabinet, filter cabinet, arrive the installation of socket, lamps and lanterns It puts, the position of safety evacuation exit mark and height have all done simulation shows one by one.
- The processing simulation experience system 9. a kind of building power supply and distribution as claimed in claim 8 is imparted knowledge to students, characterized in that cable duct, bridge Frame, electric well, socket are all dismountable.
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| CN201610368499.0A CN106057005B (en) | 2016-05-27 | 2016-05-27 | A simulation training system for building power supply and distribution teaching process |
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| CN201610368499.0A CN106057005B (en) | 2016-05-27 | 2016-05-27 | A simulation training system for building power supply and distribution teaching process |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106409088A (en) * | 2016-11-08 | 2017-02-15 | 中国人民解放军95874部队训练处 | High-voltage electrical equipment over current protection training system and training method thereof |
| CN106530919A (en) * | 2016-12-30 | 2017-03-22 | 陈丽黄 | Power system integrated automation technology innovation platform and use method thereof |
| CN107942228A (en) * | 2017-11-20 | 2018-04-20 | 国网山东省电力公司泗水县供电公司 | Backup auto-activating device laboratory apparatus and experimental method based on mimic-disconnecting switch |
| CN108847082A (en) * | 2018-07-12 | 2018-11-20 | 国家电网公司 | A kind of main transformer fire-fighting simulation system |
| CN111371168A (en) * | 2018-12-25 | 2020-07-03 | 武汉长兴电器发展有限公司 | Double-loop power supply automatic control system |
| CN110415590A (en) * | 2019-08-12 | 2019-11-05 | 西安亚成电子设备科技有限公司 | A kind of intelligence power supply and distribution training platform and its control method |
| CN113674573B (en) * | 2019-12-16 | 2023-08-01 | 浙江建设职业技术学院 | Practical training classroom for engineering building electrical construction technical training |
| CN112598556A (en) * | 2021-01-26 | 2021-04-02 | 南通大学 | Virtual-real combined remote DDC experimental platform and application thereof |
| CN113595241B (en) * | 2021-06-22 | 2024-08-13 | 国网山东省电力公司经济技术研究院 | A monitoring system for electrical main connection of a micro-simulated distribution network substation |
| CN113990132B (en) * | 2021-07-22 | 2024-04-30 | 国家电网有限公司 | Power transformation and distribution operation and maintenance integrated training system and training method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000122519A (en) * | 1998-10-19 | 2000-04-28 | Toshiba Corp | Simulator for training on electric power system and recording medium on which execution program therefor is recorded |
| CN101739877B (en) * | 2010-01-27 | 2011-05-04 | 福建电力培训中心 | Simulation training system of 10KV typical customer distribution room |
| CN203311704U (en) * | 2013-06-24 | 2013-11-27 | 国家电网公司 | Substation model for installation training |
| CN204087646U (en) * | 2014-09-29 | 2015-01-07 | 大盛微电科技股份有限公司 | A kind of for distribution experimental system |
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Inventor after: Zhang Guiqing Inventor after: Yin Chunjie Inventor after: Yan Qiao Inventor after: Wang Fang Inventor after: Xie Xiuying Inventor after: Xue Wei Inventor before: Zhang Guiqing Inventor before: Yan Qiao Inventor before: Wang Fang Inventor before: Xie Xiuying Inventor before: Xue Wei Inventor before: Yin Chunjie |
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