High-sensitivity self-energizing automobile exhaust gas detection device

High-sensitivity self-energizing automobile exhaust gas detection device

  • CN 105,527,322 A
  • Filed: 01/13/2016
  • Published: 04/27/2016
  • Est. Priority Date: 01/13/2016
  • Status: Active Application
First Claim
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1. a highly sensitive self-energizing automobile exhaust gas checking apparatus, is characterized in that:

  • described pick-up unit based on self energizing sensing element, and comprises data read module and gas identification module, this self energizing sensing element comprises dye sensitization solar cell module (13) and gas sensor module (23), described dye sensitization solar cell module (13) comprises electrode, light anode and is filled in described to the electrolytic solution (30) between electrode and light anode, described comprised to electrode the stainless steel-based end (10), the conductive catalytic layer (20) being close to the stainless steel-based end (10), the carbon nano-tube (50) be arranged on described conductive catalytic layer (20), the TiO that described smooth anode comprises ITO electro-conductive glass substrate (40) and is positioned in ITO electro-conductive glass substrate (40) 2particle and dye molecules (60), described TiO 2the particle diameter of particle is about 50nm, and the described length to carbon nano-tube on electrode (50) is 5 μ

    m, described gas sensor module (23) comprises silicon chip substrate (11), tungsten oxide nano (32) and Au electrode (31), on the surface of described silicon chip substrate (11), corrosion has Porous Silicon area (21), the surperficial evaporation of described Porous Silicon area has tungsten oxide layer film as the composite sensitive material detecting gas together with porous silicon, and the aperture of described porous silicon is 5 ~ 30nm, described dye sensitization solar cell module (13) and gas sensor module (23) are arranged at surface, and to have a diameter to be the specification of the air admission hole (53) of 0.5cm be in the rectangular parallelepiped framework (43) of the aluminum of 5cm ×

    5cm ×

    1cm, described dye sensitization solar cell module (13) is bonded to the outside surface of described framework (53) by bonding agent, and make light anode upward, described gas sensor module (23), it is inner that data read module (33) is arranged at described framework (53), described dye sensitization solar cell module (13), described gas sensor module (23) is connected by wire with data read module (33).

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