全真空玻璃单靶真空集热管
常州美迪克能源科技有限公司
中国 常州
产品属性
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品牌/型号
美迪克/58-1800
品牌
美迪克
型号
58-1800
涂层
AL-N-AL
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Specifications
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Specificationssolar vacuum tube
solar vacuum tube for solar water heater
solar vacuum tube all size avalable
solar vacuum tube OEM
| Solar Vacuum Tube Specification: | ||||||
| Structure | All-glass double-tube co-axial structure | |||||
| Glass material | High borosilicate 3.3 glass | |||||
| External pipe diameter and thickness | dia.=47±0.7mm &=1.6mm dia.=58±0.7mm &=1.6mm | |||||
| dia.=70±0.7mm &=2.0mm | ||||||
| Internal pipe diameter and thickness | dia.=37±0.7mm &=1.6mm dia.=47±0.7mm &=1.6mm | |||||
| dia.=58±0.7mm &=1.6mm | ||||||
| Pipe length | 1500mm 1600mm 1700mm 1800mm1900mm 2000mm | |||||
| Absorptive coating property | Structure | AL/AL-ALN(H)/AL-ALN(L)/ALN | ||||
| Sediment method | Single target magnetron sputtering plating | |||||
| Specific absorption | as=0.88~0.91(AM1.5) | |||||
| Emission ratio | 0.05~0.075(80°C±5°C) | |||||
| Vacuum tightness | P≤5.0×10-⊃3;Pa | |||||
| Idle sunning property parameters | Y= 220 ~ 260m⊃2;°C/KW | |||||
| Solar irradiation for obtaining a preset water temperature | H≤4.7 MJ/ m⊃2; | H=4.1~4.4 MJ/ m⊃2; | ||||
| H≤3.7 MJ/ m⊃2; | H=3.1~3.4 MJ/ m⊃2; | |||||
| Average heat loss coefficient | Ult=0.6~0.7W/( m⊃2;.°C) | |||||
Features
- High absorptance a>0.93 (AM1.5) and low emittance e<0.06 (80 deg. C);
- Borosilicate glass 3.3 with transmittance higher than 91%;
- Long service life by ensure vacuum integrity;
- Quality manufacture ensures standadized tube with uniformity and reproducibility;
- Private logo accepted.
Technical Data
MODELS | LMDK-I | LMDK-II |
Product name | All glass evacuated solar collector tubes | |
Envelop tube diameter | 47mm | 58mm |
Inner tube diameter | 37mm | 47mm |
Length of tube | 1500, 1600, 1800mm | 1500, 1600, 1800mm |
Solar seletive coating | AlN/AlN-SS/Cu | |
Absorptance (AM1.5) | > 0.94 | |
Emittance (80deg.C) | < 0.06 | |
Envelope tube thickness | 1.6mm | 1.8mm |
Transmittance | 91% | |
Vacuum | 5 x 10-3Pa | |
Withstanding max. hailstone | 25mm diameter | |
Load quanity 20GP/40GP/40HC | 47 x 1500mm tube: 4788pcs/10143pcs/11634pcs | |
58 x 1800mm tube: 2700pcs/5400pcs/6000pcs | ||
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