Hydrate reservoir multi-field coupling effect simulation reaction kettle based on optical fiber sensing technology

The utility model provides a hydrate reservoir multi-field coupling effect simulation reaction kettle based on an optical fiber sensing technology, which comprises a reaction kettle body and a simulation exploitation well arranged on the reaction kettle body, wherein the top side surface, the front side surface and the right side surface of the body are respectively provided with a vertical main stress loading module, a first horizontal main stress loading module and a second horizontal main stress loading module; the device further comprises a resistivity tomography system, an optical time domain reflection sensing system and a stimulated Brillouin time domain sensing system. The device provided by the utility model can simultaneously obtain the monitoring of the strain field, the temperature field and the hydrate saturation field in the hydrate-containing sediment, has the characteristics of large monitoring physical quantity, strong anti-interference capability, high monitoring precision, large-capacity tr