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محرك الجهد المتوسط SINAMICS GH180 من سيمنز
رقم الموديل: GH180
Voltage Range: 2.3–13.8 kVPower Range: 250 kW–100 MW+Topology: Multilevel NPC (neutral-point clamped)Output THD: <2% (no output filter required)
متوفر — يُشحن داخل المملكة العربية السعودية
نرد خلال 4 ساعات عمل · الأسعار بالريال السعودي · توصيل لجميع مدن المملكة
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رد خلال 4 ساعات
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محرك الجهد المتوسط SINAMICS GH180 من سيمنز — نظرة عامة
محرك SINAMICS GH180 من سيمنز هو محرك سرعة متغيرة للجهد المتوسط من 2.3 إلى 13.8 كيلوفولت بقدرات من 250 كيلوواط إلى أكثر من 100 ميجاواط. يتميز بطوبولوجيا NPC متعددة المستويات تنتج THD أقل من 2% دون محول إخراج أو مرشح، بكفاءة تتجاوز 97%.
يُستخدم في محطات التحلية ومضخات خطوط أنابيب أرامكو وضواغط SABIC وطاحونات كرات التعدين في المملكة. توفر راز الشرق الأوسط هندسة المشاريع والتوريد والتركيب والتشغيل.
المواصفات الفنية
المواصفات الكاملة لـ GH180
- Voltage Range
- 2.3–13.8 kV
- Power Range
- 250 kW–100 MW+
- Topology
- Multilevel NPC (neutral-point clamped)
- Output THD
- <2% (no output filter required)
- Efficiency
- >97% across load range
- Operation
- 4-quadrant regenerative (AFE option)
- Communication
- PROFINET, Modbus
- Cooling
- Air-cooled or water-cooled
- Compliance
- IEC 61800-2/3/5, Aramco SAES-E-301
المميزات والفوائد
- Multilevel NPC topology produces output voltage THD below 2% — equivalent to direct mains quality — enabling direct connection to standard MV motors without derating, output filter, or special motor insulation.
- Efficiency exceeding 97% across the operating load range provides substantial energy savings for continuously running MV pump and compressor drives at Saudi petrochemical and desalination facilities running 8,000+ hours per year.
- Transformer-less topology eliminates the output transformer cost (typically 5–10% of total drive system cost for competing topologies), providing a lower total installed cost for MV drive systems in the 2.3–6.6 kV range.
- Four-quadrant regenerative operation returns braking energy to the MV supply for applications such as mine hoist lowering, pipeline pump runback, and large fan coast-down deceleration, reducing total site energy consumption.
- Redundant control electronics with dual control boards and automatic switchover maintain drive availability during control board component failures, preventing unplanned process shutdown at critical continuous-process Saudi facilities.
- PROFINET integration with SIMATIC PCS 7 and WinCC SCADA provides drive speed, power, fault, and diagnostic data directly to the plant DCS without additional communication gateways, simplifying the process control architecture.
- Saudi Aramco SAES-E-301 compliance documentation and type testing available, satisfying the engineering standard requirements for variable speed drives at all Saudi Aramco upstream, downstream, and pipeline facilities.
التطبيقات الصناعية
- SWCC desalination high-pressure seawater reverse osmosis pump drives at Red Sea and Gulf Coast plants, where the GH180's precise flow control and direct MV motor connection at 3.3 kV enables efficient multi-MW per-pump variable speed operation.
- Crude oil and product pipeline booster pump drives at Aramco pipeline stations across the Kingdom, where 33 kV-supplied variable speed pump drives reduce pipeline hydraulic energy consumption by 20–40% at part-load flow rates.
- SABIC petrochemical centrifugal compressor variable speed drives at ethylene and propylene plants in Jubail, where the near-sinusoidal output voltage eliminates motor derating and the 97%+ efficiency exceeds fixed-speed motor efficiency.
- Ball mill and SAG mill main drives at phosphate and mineral processing at Ras Al-Khair industrial city, where the GH180's four-quadrant operation handles the regenerative torque events during controlled deceleration of high-inertia grinding mills.
- Power station boiler induced draught and forced draught fan drives at SEC combined cycle plants, where MV VFD control of large ID fans replaces inlet guide vanes, reducing fan auxiliary energy consumption by up to 60%.
- Steel rolling mill main drives and descaler pump drives at Hadeed Jubail, where the 4-quadrant regenerative capability recovers runout table deceleration energy to the 6.6 kV bus, improving overall rolling mill energy efficiency.
- Water injection pump drives at Aramco enhanced oil recovery facilities, where variable speed control of 6.6 kV injection pump motors maintains precise wellhead injection pressure profiles across changing reservoir conditions.
مورد معتمد في المملكة العربية السعودية
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