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全球短路和接地故障指示器市场规模(按产品、应用、地区、范围和预测)Global Short-Circuit And Earth Fault Indicator Market Size By Product, By Application, By Geographic Scope And Forecast |
短路和接地故障指示器市场规模预计在 2024 年达到 4.2 亿美元,到 2031 年将达到 7 亿美元,在 2024-2031 年预测期内的复合年增长率为 6.2%。新兴国家对电力的需求不断增长,推动了短路和接地故障指示器市场的成长。新型智慧电网、工业化、输电设施安装和改造的不断发展和建立推动了对故障电路指示器的需求。此外,电力公用事业需求的增加、发电量的上升、工业部门的成长以及一些公司对工业机械保护的大量投资也促进了市场的成长。
短路和接地故障指示器的全球市场定义
当各相之间或一个或多个相与地之间意外连接时,就会发生短路。接地故障是指从一个相到地发生连接的情况。在具有地下电缆的三相系统中,每条电缆包含一相,可能会发生接地故障。如果一条电线被意外挖掉,可能会发生接地故障。树木也可能生长得离架空线路的一相太近,导致三相系统。这也会导致接地故障,可能是暂时接地故障。短路是电路中两个电压应不同的节点之间的异常连接。
当电源的输入端子彼此电接触时,就会发生短路,进而导致大电流流动。这会产生大量热量,可能损坏您的系统并使附近的人面临危险。因此,必须尽快发现并处理短路。短路指示器项目的任务是自动侦测连接电路中的短路。短路指示器是一种当发生短路时,利用电流流过导体产生的磁场来跳闸,从而指示设备已经跳闸的装置。
短路指示器主要用于中压配电网(径向馈电、开环和闭环网路),以快速有效地定位故障。短路指示器安装在电母线、电缆或架空线上。当发生故障情况,且超过短路指示器预设的跳脱电流时,就会产生跳脱讯号,并以视觉方式显示,但不会显示任何有关故障方向的资讯。该讯号还可以远端显示。如果故障线路段发生足够大的单相电流故障,短路指示器也可用作接地故障指示器。如果发生低电流故障,则使用具有总和电流互感器的短路指示器。
短路与接地故障指示器的全球市场概况
新兴国家对电力的需求不断增加,推动了短路和接地故障指示器市场的成长。如果由于导体中流动的过电流产生磁场而导致接地系统发生电气故障,指示器将侦测到故障并触发机械目标的状态变化。对于不接地系统,接地故障指示器可感应电流的向量和,任何不平衡都会发出三相中一相或多相故障的讯号。
有些系统具有高电阻接地和低相间故障电流,需要使用高灵敏度的故障电路指示器。接地系统也称为中性点绝缘系统,此类系统中的故障很难使用常规指示器检测。由于智慧电网的发展、新建项目、工业化以及输电线路的安装和重建数量的增加,对故障电路指示器的需求日益增长。此外,电力公用事业需求的增加、发电量的上升、工业部门的成长以及一些公司为保护工业机械而进行的巨额投资也促进了市场的成长。
然而,新技术和安装方法(例如地下输电线路)以及新的网路保护系统(例如 GFN(接地故障中和器))可能会对短路和接地故障指示器市场造成限制。此外,短路和接地故障指示器可用于侦测电缆、变压器和发电机等电气系统中的故障,以防止它们导致大规模停电或电气系统火灾危险。这是一个拓展市场的好机会。
Short-Circuit And Earth Fault Indicator Market size was valued at USD 420 Million in 2024 and is projected to reach USD 700 Million by 2031, growing at a CAGR of 6.2% during the forecast period 2024-2031. The increasing demand for power in developing countries is driving the growth of the Short-Circuit And Earth Fault Indicator Market. The demand for fault circuit indicators is being driven by increased development and establishment of new smart grids, industrialization, and the installation and rearrangement of transmission lines. Additionally, rising electric utility demand, rising electricity generation, growing industrial sectors, and heavy investments made by some companies to protect industrial machinery all contribute to market growth.
Global Short-Circuit And Earth Fault Indicator Market Definition
A short circuit occurs when there is an unintended connection between phases or between one or more phases and the earth. An earth fault is a scenario in which a link from one phase to earth occurs. If you have a three-phase system with underground cables including one phase per cable, an earth fault can occur. An earth fault might occur if one wire was accidentally dug into. It could also be a three-phase system with a tree getting too close to one phase in overhead lines. This would also be an earth fault, perhaps just a temp earth fault. A short circuit is an abnormal connection between two nodes of an electric circuit with voltages that are supposed to be different.
A short circuit occurs when the input terminals of a power supply make electrical contact with one other, resulting in a large current flow. This generates a lot of heat, which can damage the system and also put people in the area at risk. As a result, short circuit conditions must be noticed and addressed as soon as possible. The Short Circuit Indicator Project is tasked with detecting a short circuit in a circuit that is automatically connected. Short-circuit indicators are devices that are tripped by a magnetic field generated by the current flow in a conductor when a short-circuit occurs and indicate that the device has tripped.
Short-circuit indicators are mostly used in medium voltage distribution networks (radially fed, open-ring, or closed-ring networks) to locate faults quickly and effectively. They're attached to current-carrying busbars, cables, or overhead lines. Any fault state that exceeds the short-circuit indicator's pre-set trip currents produces a trip signal, which results in a visual indication without information on the fault's direction. This signal can also be remotely indicated. Short-circuit indicators can also be utilized as earth fault indicators if the faulty line section has a single-phase current fault of sufficient magnitude. Short-circuit indicators with extra summation current transformers are indicated in cases when low current faults occur.
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Global Short-Circuit And Earth Fault Indicator Market Overview
The increasing demand for power in developing countries is driving the growth of the Short-Circuit And Earth Fault Indicator Market. When an electrical fault occurs on a grounded system as a result of excess current flowing through a conductor that creates a magnetic field, the indicator detects the fault and triggers a state change on the mechanical target. For ungrounded systems, earth fault indicators sense the vector sum of the current, and any imbalance signals a fault on one or more of the three phases.
Some systems have high resistance earthing connections and have low phase-to-ground fault currents, requiring the use of high sensitivity fault circuit indicators. Earthing systems are also known as insulated neutral systems, and faults in these systems are difficult to detect with normal indicators. The demand for fault circuit indicators is being driven by increased development and establishment of new smart grids, industrialization, and the installation and rearrangement of transmission lines. Additionally, rising electric utility demand, rising electricity generation, growing industrial sectors, and heavy investments made by some companies to protect industrial machinery all contribute to market growth.
However, new technologies and installation methods, such as underground transmission lines and new network protection systems like GFN (Ground Fault Neutralizer), on the other hand, may operate as a restraint for the Short-Circuit And Earth Fault Indicator Market Furthermore, short-circuit and earth fault indicators, which are used to detect faults on electrical systems such as cables, transformers, or generators before they cause a major outage or a fire hazard on electrical systems, will see increased demand in the coming years as governments increase their infrastructure development investments. This is a lucrative opportunity for market expansion.
The Global Short-Circuit And Earth Fault Indicator Market is Segmented on the basis of Product, Application, And Geography.
Based on Product, The market is segmented into Earth Faults Indicators, Short-Circuits Indicators, and Short-Circuit And Earth Fault Indicators. Owing to their hybrid properties, short-circuit and earth fault indicators are predicted to increase significantly in terms of application. Short-circuit indicators can also be utilized as earth fault indicators if the faulty line section has a single-phase current fault of sufficient magnitude. Short-circuit indicators with extra summation current transformers are indicated in cases when low current faults occur.
Based on Application, The market is segmented into Station, Urban Construction, and Other. Station segment expected to grow during forecasted years. These short-circuit and earth fault indicator types, in addition to conventional medium voltage transformers, are especially well suited for remote medium voltage transformers or transformer stations/buildings with many transformers.
Our market analysis also entails a section solely dedicated to such major players wherein our analysts provide an insight into the financial statements of all the major players, along with its product benchmarking and SWOT analysis. The competitive landscape section also includes key development strategies, market share, and market ranking analysis of the above-mentioned players globally.