I. Model Description
JHM15T-O/LP/WP
JHM-Product Series Number | 15-Working Chamber Volume (Unit: M³) | T-Minimum Temperature -40°C
O: External Heat Dissipation | LP: Ducted Low Pressure | WP: Full Chamber Low Pressure
II. Main Test Items
◆ Low Temperature Test (Low Temperature Storage, Start-up, Performance)
◆ High Temperature Test (High Temperature Storage, Start-up, Performance)
◆ Damp Heat Test (High Temperature Damp Heat)
◆ Temperature Altitude Test (Air Pressure Simulation)
◆ Hydrogen Fuel Cell System -30°C Cold Start Test
III. Compliant Test Standards
◆ GB/T 24554-2022 "Fuel Cell Engine Performance Test Methods";
◆ GB/T 25319-2010 "Technical Specifications for Fuel Cell Power Generation Systems for Automobiles";
◆ GB/T 28183-2011 "Test Methods for Fuel Cell Power Generation Systems for Buses";
◆ GB/T 33979-2017 "Test Methods for Low Temperature Characteristics of Proton Exchange Membrane Fuel Cell Power Generation Systems";
◆ GB/T 28817-2012 Test Methods for Single Cells of Polymer Electrolyte Fuel Cells;
| Model | JHM15T-O/LP（WP） | JHM24T-O/LP（WP） | |||
| Compatible System | 120KW | 150KW | 200KW | 250KW | 300KW |
| Hydrogen Pre-cooling Unit | HY3-TC | HY4-TC | HY5-TC | HY6-TC | |
| Maximum Fresh Air Volume | 800m³/h | 1200m³/h | 1800m³/h | ||
| Internal Volume | 15m³ | 24m³ | |||
| Chamber External Dimensions (D×W×H) | 3800mm*2800mm*3100mm | 4500mm*3300mm*3200mm | |||
| Refrigeration Unit Dimensions (D×W×H) | 2200mm*1200mm*2000mm | 2200mm*1400mm*2000mm | 2950mm*1850mm*2400mm | ||
| High Altitude Unit Dimensions (D×W×H) | 2800mm×1700mm×2500mm | ||||
| Fresh Air Unit Dimensions (D×W×H) | 3500mmx1100mmx1900mm | 3500mmx1200mmx2000mm | |||
| Hydrogen Pre-cooling Dimensions (D×W×H) | 2200mm*1250mm*2600mm | 2400mm*1250mm*2600mm | |||
| Temperature Range | -40°C~90°C | ||||
| Heating Rate | ≥1°C/min (within the range of -40°C~+90°C, full-process average, with loaded hydrogen fuel cell system and tooling, system without heat dissipation). | ||||
| Cooling Rate | ≥1°C/min (within the range of -40°C~+90°C, full-process average, with loaded hydrogen fuel cell system and tooling, system without heat dissipation). | ||||
| Temperature Deviation | ≤±2.0°C | ||||
| Temperature Fluctuation | ≤±0.5°C (static without thermal load) ≤±2.0°C (dynamic test conditions) | ||||
| Temperature Uniformity | ≤2.0°C (no load, normal pressure, static) | ||||
| Humidity Range | 20% RH~95%RH | ||||
| Temperature Range during Humidity Test | 20°C~85°C | ||||
| Humidity Deviation | (Humidity ≥75%RH) +2~-3%RH (Humidity <75%RH) ±5%RH | ||||
| Duct Pressure Range | Normal pressure~40kPa (approximately equivalent to altitude of 6100m) | ||||
| Duct Pressure Accuracy | ±2KPa (with load, after 3 minutes of dynamic operation, maximum ≤±5KPa within 3 minutes) | ||||
| Duct Pressure Reduction Rate | Normal pressure~40kPa ≤10min | ||||
| Duct Pressure Recovery Rate | 40kPa~normal pressure ≤10min | ||||
| Duct Pressure Deviation | ≤±2KPa | ||||
