{"id":2324,"date":"2023-06-21T11:36:41","date_gmt":"2023-06-21T11:36:41","guid":{"rendered":"https:\/\/carelabz.com\/jp\/?page_id=2324"},"modified":"2025-04-25T05:54:01","modified_gmt":"2025-04-25T05:54:01","slug":"harmonic-study-and-analysis","status":"publish","type":"page","link":"https:\/\/carelabz.com\/tw\/harmonic-study-and-analysis\/","title":{"rendered":"Harmonic Study and Analysis"},"content":{"rendered":"\t\t
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\n\t\t\t\t\t\t\tHome <\/a>\/Services <\/a>\/Harmonic Study and Analysis<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Harmonic Study and
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Electrical Standards<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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LETS DISCOVER MORE<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Care<\/span>Lab<\/span>s offers electrical installation services such <\/span>as<\/span> safety inspections, testing, calibration, and certification, <\/span>as<\/span> well <\/span>as<\/span> comprehensive harmonic research and analysis.<\/span> Professionals will evaluate harmonic hazards, training <\/span>programs<\/span>, documentation, and personal protective equipment (PPE) to ensure that your electrical safety <\/span>program<\/span> is current, thorough, and compliant.<\/span> Care<\/span>Lab<\/span>s can detect harmonics early on and take the necessary steps to limit the impact of harmonic distortions <\/span>to<\/span> guarantee the safety of the equipment.<\/span> Harmonic voltages and currents can result in inefficiency in an electrical system. They generate inefficient heat and might reduce the quality of the power produced.<\/span> Harmonic voltage analysis is a mathematical approach used to predict potential resonances and degrees of harmonic distortion.<\/span>\u00a0<\/span><\/p>

Harmonic voltage analysis is a mathematical technique for predicting potential resonances and harmonic distortion levels b<\/span>as<\/span>ed on empirical evidence.<\/span> Nonlinear electrical switching equipment, including AC variable frequency drives, DC drives, fluorescent lights, and computers, introduces harmonic frequencies into the electrical system.<\/span> High voltage\/current harmonic levels <\/span>provide<\/span> a considerable risk of equipment failure. Consequently, <\/span>a timely<\/span> harmonic inquiry and analysis is needed. Currently, there are 5% harmonic restrictions in systems using 415 volts, with 4% odd harmonics and 2% even harmonics.
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Harmonic Distortion Has the Following Effects: <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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  • It causes circulating current and high voltage.<\/li>
  • Equipment failure and damage owing to significant voltage distortion<\/li>
  • Fault-initiated triggering of branch circuit breakers<\/li>
  • Deviation measurement<\/li>
  • Fires and explosions in the wiring and distribution system<\/li>
  • Power outages caused by generators<\/li>
  • A decrease in the system’s power factor<\/li>
  • Expensive installation and energy costs<\/li>
  • Productivity losses<\/li>
  • Downtime and unnecessary vehicle journeys<\/li>
  • Larger motor size<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    Harmonic difficulties are extremely uncommon, but when they do occur, they tend to reduce the reliability, quality, and efficiency of the power system. Therefore, harmonic inquiry and analysis is essential.<\/span><\/span>\u00a0<\/span><\/p>

    • Protects against voltage and current harmonics<\/li>
    • Limitation of frequency volatility<\/li>
    • Voltage and current imbalance<\/li>
    • Improves power factor analysis and keeps the result near to one.<\/li>
    • Regulates voltage fluctuations.<\/li><\/ul>

      Harmonic research and analysis will <\/span>provide<\/span> insight into the <\/span>probable cause<\/span> and effect of power quality concerns, <\/span>facilitating<\/span> the avoidance of harmonic-related problems during the design ph<\/span>as<\/span>e and reducing the likelihood of unexpected effects.<\/span><\/span>\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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      Workflow of Harmonic Analysis and Research at CareLabs: <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      • Emphasize available nonlinear loads, capacitor banks, and long medium-voltage cables on the single-line diagram.<\/li>
      • Determine which in-plant system buses are susceptible to harmonic distortions<\/li>
      • Determine the point of common connection (PCC).<\/li>
      • Collect harmonics data for all nonlinear loads.<\/li>
      • Acquire crucial information on voltage and current harmonics at the specified PCC, including the maximum and minimum short circuit fault levels<\/li>
      • Conduct harmonic analysis using ETAP on the electrical network.<\/li>
      • Compute the global and discrete values for current and voltage wave distortion at the buses and PCC.<\/li>
      • Draw the harmonic frequency spectrum.<\/li>
      • A suitable mitigation approach is proposed and implemented if harmonic distortion levels exceed acceptable limits.<\/li>
      • After including the mitigation solution, rerun the analysis.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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        If harmonics in the background have already been measured, the second stage consists of higher ratings.<\/p>

        • If the background is less than 25%, stage 2 allows variable converter size based on fault level and converter type.<\/li>
        • If the background is between 25% and 75%, 50% of the allowed converter grade may be used.<\/li>
        • An exhaustive harmonic analysis is performed on the top background.<\/li><\/ul>

          Care<\/span>Lab<\/span>s h<\/span>as<\/span> crew members stationed in several locations to ensure that our specialists are readily accessible <\/span>in the event of<\/span> a routine or urgent circumstance. <\/span>Care<\/span>Lab<\/span>s h<\/span>as<\/span> rapidly <\/span>established<\/span> itself <\/span>as<\/span> an ISO 9001:2008-accredited <\/span>organization<\/span> with a devoted customer that h<\/span>as<\/span> provided<\/span> exceptional feedback.<\/span> In several important Taiwan cities, including Taipei, Kaohsiung, Taichung, and Tainan, we conduct harmonic research and analysis.<\/span> Contact us right now to <\/span>organize<\/span> your harmonic analysis and study in <\/span>Taiwanese<\/span> or to obtain a quote!<\/span><\/span>\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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          RELATED SERVICES<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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          <\/p>\n\t\t\t\n\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Slide\"\nArc Flash Study \n\t\t\t\t\t\t\t<\/rs-layer>Arc flash analyses, also known as arc flash hazard analyses, are the process of looking at electrical systems to identify potential dangers related to arc flash accidents.
          \n \n\t\t\t\t\t\t\t<\/rs-layer>Read \n\t\t\t\t\t\t\t<\/a> \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>01 \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer><\/rs-bg-elem>\n \n\t\t\t\t\t\t\t<\/rs-layer>\"\" \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>\t\t\t\t\t\t<\/rs-slide>\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Slide\"\nHarmonic Study \n\t\t\t\t\t\t\t<\/rs-layer>Harmonic voltage analysis is a type of mathematical method that is used to estimate potential resonances and harmonic distortion levels based on the data that has been collected.
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          \n \n\t\t\t\t\t\t\t<\/rs-layer>Read \n\t\t\t\t\t\t\t<\/a> \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>02 \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer><\/rs-bg-elem>\n \n\t\t\t\t\t\t\t<\/rs-layer>\"\" \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>\t\t\t\t\t\t<\/rs-slide>\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Slide\"\nPower Quality Study \n\t\t\t\t\t\t\t<\/rs-layer>Power quality analysis is the process of assessing the electrical power supply to ensure that it satisfies the requirements necessary for the safe and efficient operation of electrical systems.
          \n \n\t\t\t\t\t\t\t<\/rs-layer>Read \n\t\t\t\t\t\t\t<\/a> \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>03 \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer><\/rs-bg-elem>\n \n\t\t\t\t\t\t\t<\/rs-layer>\"\" \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>\t\t\t\t\t\t<\/rs-slide>\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Slide\"\nPower System Analysis \n\t\t\t\t\t\t\t<\/rs-layer>The Power System Study & Analysis service assures the safety, efficacy, and efficiency of your facility's power system in the event that there is an interruption in the supply of electrical power.
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          \n \n\t\t\t\t\t\t\t<\/rs-layer>Read \n\t\t\t\t\t\t\t<\/a> \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>04 \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer><\/rs-bg-elem>\n \n\t\t\t\t\t\t\t<\/rs-layer>\"\" \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>\t\t\t\t\t\t<\/rs-slide>\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"Slide\"\nMotor Start Analysis \n\t\t\t\t\t\t\t<\/rs-layer>A motor start analysis service may offer insight into the optimal method of starting a motor and the optimal power system design to minimize the impact of the motor starting on the power system.
          \n \n\t\t\t\t\t\t\t<\/rs-layer>Read \n\t\t\t\t\t\t\t<\/a> \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer>05 \n\t\t\t\t\t\t\t<\/rs-layer><\/rs-bg-elem>\n \n\t\t\t\t\t\t\t<\/rs-layer>\"\" \n\t\t\t\t\t\t\t<\/rs-layer> \n\t\t\t\t\t\t\t<\/rs-layer>\t\t\t\t\t\t<\/rs-slide>\n\t\t\t\t\t<\/rs-slides>\n\t\t\t\t\t<\/rs-static-layers>\n\t\t\t\t<\/rs-module>\n\t\t\t\t