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Can Heat Pumps Deliver 90°C Process Hot Water for Automotive Plants? What the Data and Policy Signals Say
Short answer: Yes. High-temperature heat pumps supplying 75–90°C process hot water are already operating at boiler scale in automotive manufacturing. China's 2023 national Industrial Heat Pump Development White Paper (Table 5-8, "International Typical Cases") records two such installations at automotive plants in India: a 2×136 kW system delivering 90°C hot water, and a 348 kW system delivering 75°C hot water.
2026 10 17
From Hangzhou to Nagoya: How Green Energy Powers the Asian Games Spirit
As the 20th Asian Games unfold in Nagoya, Japan, the event's commitment to sustainability has taken center stage. From September 19 to October 4, 2026, approximately 11,000 athletes from 45 countries and regions are competing across 469 events in 43 sports . But what sets this edition apart is not just athletic excellence, it is the growing role of green technology in powering major international sporting events.
2026 09 29
Sustainability Certifications for Hotels: Boost Scores with Efficient Heat Pumps
Hotels pursuing sustainability certifications face a common challenge: demonstrating measurable, verifiable energy performance improvements without compromising guest comfort or operational viability. Efficient heat pumps have emerged as a pivotal technology in this context, directly contributing to certification scores across LEED, BREEAM, Green Key, and EU Ecolabel frameworks. For hotel owners and operators, understanding how heat pump specifications translate into certification points is no longer optional—it is a competitive necessity.
2026 09 17
Why Inverter Technology Excels in Variable Tropical Pool Climates
Inverter technology excels in tropical pool climates because it replaces the crude "on/off" operation of traditional pool equipment with continuous, intelligent power modulation. In regions characterized by year-round high temperatures, intense UV radiation, high humidity, and salt-laden air, this means up to 90% energy savings, whisper-quiet operation, dramatically extended equipment lifespan, and consistent water quality despite extreme environmental stress . For pool owners and operators across Southeast Asia, Southern China, the Caribbean, and coastal resort destinations, inverter technology represents not merely an upgrade—it is an operational necessity.
2026 09 10
Preventing Legionella in Hotel Hot Water with Advanced Heat Pump Controls

Heat pumps cut hotel hot-water energy by 60–70%, but run best at 45–55°C—exactly where Legionella thrives. Electric backup for pasteurization drags system COP from 3.5 to 2.1. Vapor-injection units hitting 70°C now close that gap.
2026 09 04
Hotel Maintenance Tips: Keep Your DC Inverter Heat Pump at Peak Performance
"HVAC and hot water account for up to 75% of hotel energy use. A structured maintenance programme keeps DC inverter heat pumps at rated efficiency, cuts energy bills 5–20%, and prevents the guest-facing failures no hotel can afford."
2026 08 30
Wide Voltage Ready: How TONGYI DC Inverters Handle Asia-Pacific Power Fluctuations

Southeast Asia is adding solar and wind faster than it's adding the wires to carry it. Good news for emissions. Terrible news for anything with a circuit board plugged into the wall. The pattern repeats almost everywhere we look. Voltage swells at midday, when every rooftop panel in the province is dumping kilowatts into lines that weren't built for it. Sags after sunset, when demand piles back on. Vietnam is wrestling with north-south transmission congestion. Thailand logs line trips every storm season. And Laos — honestly, Laos is its own special case, flipping between hydropower glut in the wet months and shortage in the dry ones.
2026 08 22
Inverter vs. On/Off Pool Heaters: A Resort Manager’s Guide
For resort managers, the pool is more than an amenity—it is a operational cost center and a guest satisfaction driver. The choice between inverter and on/off pool heat pumps has significant implications for energy budgets, noise levels, equipment longevity, and guest experience. This guide provides a data-driven comparison of both technologies, tailored to commercial hospitality environments, to support informed capital planning decisions.
2026 08 15
5 Reasons Hotels in Southeast Asia Are Switching to DC Inverter Heat Pumps

Southeast Asia's hotel industry is undergoing a significant operational transformation. Faced with rising energy costs, increasing environmental regulations, and growing guest expectations for sustainability, hotel owners across Thailand, Vietnam, Malaysia, and Indonesia are modernizing their HVAC and hot water systems. At the center of this shift is the DC inverter heat pump—a technology that delivers measurable reductions in electricity consumption while improving guest comfort and operational reliability.

This article examines five key drivers behind this regional transition, drawing on verified case studies and technical performance data.
2026 08 05
Tongyi Heat Pump Solutions: A Complete Guide to Commercial, Residential & Industrial HVAC Systems
Tongyi Heat Pump offers end-to-end heating, cooling, and hot water solutions across three core sectors: commercial (hotels, hospitals, schools, gyms), residential (space heating, cooling, and domestic hot water), and industrial (manufacturing, aquaculture, and agricultural drying). The company integrates renewable energy technology with smart IoT controls, ultra-quiet operation (as low as 35dB), and eco-friendly refrigerants (R32/R290) to deliver systems that perform in temperatures as low as -25°C. Tongyi also provides OEM/ODM services, 24/7 remote support, and full accessory ranges for system optimization.
2026 08 04
TONGYI Full DC Inverter Commercial Heat Pump – Direct Heat System For Instant 70°C Hot Water
TONGYI commercial direct heat pump delivers instant 70°C hot water without boosters, full DC inverter up to COP 4.86, R32 low-GWP refrigerant, BACnet/Modbus IoT remote O&M for hotels, schools, resorts.Core Keywords: commercial direct heating heat pump, full DC inverter commercial water heater, instant 70℃ heat pump, hotel heat pump, BMS integrated commercial heat pump, R32 low GWP commercial heat pump
2026 08 04
TONGYI HEMS Optimized R290 Smart Heat Pump – AI-Powered Low-GWP Heating Fully Integrated With Home Energy Systems
TONGYI HEMS R290 smart heat pump adopts GWP=3 propane refrigerant, hits 75°C hot water output. AI energy linkage connects PV, battery and EV, supports VPP/DSR grid dispatch. Open KNX/Modbus protocols fit European old house radiator renovation, boosting solar self-consumption by over 30%.
2026 07 20
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