90 results about "Hot spring" patented technology

The invention relates to a zero-carbon intelligent agricultural development and utilization system and method based on gradient utilization of energy. The system comprises a geothermal well selection and arrangement module, a geothermal water collection and pretreatment module, a heat exchange module, a gradient utilization system construction module, a hot water circulation and reuse module, a working condition flexible adjustment module, an intelligent regulation and control module, a hot spring utilization and recharge system and a system energy storage module. The problems of energy waste, high carbon emission and insufficient agricultural suitability in the traditional technology are solved, and low carbonization and high efficiency of agricultural production are realized.

The invention discloses a hot spring mixing proportion and thermal storage temperature calculation method, which comprises the following steps: selecting hot spring samples, testing representative parameters of all the selected hot spring samples, analyzing error values, determining a representative water sample according to the analysis error values, performing hydrochemical analysis on the representative water sample to determine a geothermal temperature scale, and calculating the mixing proportion and thermal storage temperature of the hot spring according to a hydrochemical analysis result. And carrying out end member mixing analysis on the determined representative water sample, calculating a cold and hot water mixing ratio, finally correcting the SiO2 concentration according to the cold and hot water mixing ratio, and calculating to obtain the final heat storage temperature. According to the method, the influence of mixing of the thermal spring water and shallow cold water in the process of exposing the thermal spring water out of the earth surface is reduced, hydrochemistry, isotope and thermal storage characteristics are comprehensively considered, determination of the thermal spring water mixing proportion and accurate calculation of the thermal storage temperature are achieved, and a basis is provided for dividing cause types of a geothermal system and evaluating geothermal energy resource potential.

The invention discloses an ultrasonic water meter flow measurement method and system based on dynamic temperature compensation, and relates to the technical field of ultrasonic water meter flow measurement. According to the ultrasonic water meter flow measurement method based on dynamic temperature compensation, flow measurement time sequence data in a set area are continuously obtained, feature extraction processing is carried out respectively, an initial flow measurement value, a temperature compensation factor and a measurement interference suppression factor of each sampling period in the set area are obtained, comprehensive analysis is carried out, and the flow measurement time sequence data are obtained. According to the method, intelligent alarm is carried out on the set area based on the actual flow measurement value of each sampling period, so that the original measurement result is dynamically corrected, and a more accurate actual flow value is formed; the reliability and the long-term stability of flow measurement in complex environments such as severe temperature difference and fluctuating flow state are improved, and then the accuracy and the usability of flow monitoring in scenes such as hot spring areas and industrial heat exchange pipelines are guaranteed.

The invention belongs to the field of helium extraction, and particularly relates to a hot spring associated helium extraction device and method. The device comprises an aeration inner cavity and an aeration outer cavity. The aeration inner cavity comprises a first cavity body, a plurality of nozzles arranged at the upper end of the first cavity body along the circumferential direction of the first cavity body, and a liquid inlet arranged at the lower end of the first cavity body and used for introducing thermal spring water. The aeration outer cavity comprises a second cavity body arranged on the outer side of the aeration inner cavity, a liquid outlet which is formed in the lower end of the second cavity body and is used for leading out thermal spring water, and a gas outlet which is formed in the top of the second cavity body and is used for leading out helium-containing gas. The device can efficiently separate out associated helium in thermal spring water, has the characteristics of small occupied area, low energy consumption and the like, and has a good application prospect in the field.

The invention discloses a high-arsenic hot spring replenishment surface water resource quantity determination method, device and equipment, a medium and a product, and relates to the technical field of water resource evaluation and ecological environment protection. The method comprises the following steps: acquiring information data of a target research area; screening symbolic characteristic parameters of the information data by adopting a statistical analysis method and geochemical diagrams to obtain screened information; based on the law of conservation of mass and the end member mixing theory, a multivariate mixing model is constructed according to the screening information; solving the multivariate mixed model by adopting a least square method to obtain a mixing ratio; the mixing ratio is used for analyzing spatial distribution characteristics of the mixing process of the high-arsenic hot spring and the surface water in combination with water flow path survey information; and determining the replenishment resource quantity of the high-arsenic hot spring according to the mixing proportion. The method aims at improving the accuracy and efficiency of determining the surface water resource quantity supplied by the high-arsenic hot spring.

The present invention provides an integrated design structure of a carbonated hot spring pool for simulating a cave scene, which includes prefabricated components, an overflow trough, a water outlet pipe, and a transition plate. The prefabricated components are installed in the installation groove of the ground base layer. The prefabricated components include a steel frame and a pool bottom plate layer. The steel frame is fixedly connected to the bottom of the installation groove through elastic buckles. The top of the steel frame is concave to form a pool body, and the pool bottom plate layer is laid on the bottom surface of the pool body. Through the modular design of simulated rock slabs, the construction of simulated rock shapes is simplified, and the installation rate is greatly improved. Through the design of the hot spring pool overflow structure, the water in the pool overflows under the action of carbon dioxide, and the water enters the overflow trough for centralized cleaning, ensuring the water quality in the hot spring pool is clean. Through the design of foam simulated rock slabs that can be magnetically adsorbed, the simulated rock slabs can be quickly disassembled, facilitating the separate cleaning of the surface of complex simulated rock slabs and also facilitating the cleaning of the pool bottom.

1. Name of the product in this design: Waterproof mobile phone case (T69A). 2. Purpose of this design: It is used for waterproof mobile phone cases, which use the interlocking upper and lower covers to form a sealed cavity to accommodate the mobile phone. This product can be used for waterproof protection in scenarios such as swimming, diving, rafting, hot springs, and cycling in the rain. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. Other situations requiring explanation: Part A is made of transparent material.

The invention discloses a monitoring method and system for anions and cations in underground thermal spring water. The monitoring system comprises a sampling flow path, a sample injection flow path and a detection flow path. The sampling flow path comprises a water sampling pipeline, a grit chamber, a sample cup and a sampling tank, the sample injection flow path comprises a sample injection pipeline, an injection pump, a metering unit and a multi-way valve, and the detection flow path comprises a detection pipeline, a protection column, an analysis column and a suppressor. According to the monitoring method and system, manual sampling is not needed, analysis of the to-be-detected water sample, the standard sample, the quality control sample and the blank sample and the cleaning process of the pipeline are automatically achieved, and on-site continuous monitoring is facilitated. The whole monitoring system is simple in operation process and high in automation degree, reduces the consumption of manpower and material resources, saves the sample pretreatment time and tedious operation process, and is high in system stability and accuracy.

The utility model relates to the technical field of thermal spring water desulfurization, and discloses sulfur-containing thermal spring water desulfurization equipment which comprises a filter box, a water inlet pipe is fixedly connected to the left side of the filter box, a water outlet pipe is fixedly connected to the right side of the filter box, a support is fixedly connected to the bottom of the filter box, and a desulfurization mechanism is arranged in the filter box. A positioning mechanism is arranged in the top of the desulfurization mechanism, and the desulfurization mechanism comprises a desulfurization assembly, a closing assembly and a fixing assembly. According to the sulfur-containing thermal spring water desulfurization equipment, through the arranged desulfurization mechanism, a worker only needs to connect a water body with a water inlet pipe through a pipeline, and then sulfur-containing thermal spring water can adsorb sulfides in the water body through activated carbon, zeolite and other substances with adsorption performance filled in a clamping frame in a filter box; and a worker can control the desulfurization effect of the device on the water body during use by adjusting the number of the filter materials in the clamping frame.

The invention provides mineral thermal spring water as well as a preparation method and application thereof, and relates to the technical field of cosmetics. The preparation method comprises the following steps: pretreating thermal spring water through a multi-medium filter layer to obtain liquid 1; mixing the liquid 1 with modified zeolite at 20-28 DEG C, heating to 40-50 DEG C, and filtering to obtain liquid 2; enabling the liquid 2 to pass through a polyamide composite nanofiltration membrane with the interception amount of 200Da to obtain liquid 3; and sterilizing the liquid 3 to obtain the mineral thermal spring water. Through a specific preparation method, on the premise that other substances are not introduced, the soothing effect and the microcirculation promoting effect of the thermal spring water are remarkably improved, and a basis is provided for wide application of the thermal spring water to the field of cosmetics.

The present invention discloses a combined system for thermovoltaic power generation and water temperature control in a geothermal hot spring pool, comprising a hot spring pool and a thermovoltaic power generation device. The hot spring pool is provided with an insulation wall, which separates the hot spring pool into a hot spring power generation unit and a hot spring therapy pool via the insulation wall. The thermovoltaic power generation device is provided in the hot spring power generation unit. The hot spring power generation unit is provided with a geothermal water inlet, through which high-temperature geothermal water enters the hot spring power generation unit. The hot spring therapy pool is provided with a temperature control valve system, which is used to control the temperature of the hot water entering the hot spring therapy pool. The present invention innovatively integrates pulsating heat pipes and thermovoltaic power generation technology, fully utilizing natural hot spring thermal energy. Before lowering the temperature to a comfortable human body temperature, it maximizes the temperature difference between hot spring water and cold water, utilizes pulsating heat pipes to effectively increase the heat exchange area and heat extraction, and simultaneously employs thermovoltaic power generation chips to directly convert the hot spring thermal energy into electrical energy, thus achieving the dual functions of hot spring water temperature regulation and geothermal power generation.

The utility model discloses a hot spring geothermal turbine sustainable power generation system, which comprises a thermodynamic cycle system and a power generation system, the thermodynamic cycle system comprises a condenser and a flash evaporator, the condenser is communicated with the flash evaporator, the flash evaporator is communicated with the power generation system, and the power generation system is communicated with the power generation system. One end of the flash evaporator is used for being communicated with a hot spring geothermal well, and one end of the condenser is used for being connected with a heat dissipation assembly. And the power generation system is connected between the condenser and the flash evaporator and is communicated with the condenser and the flash evaporator to form a thermodynamic circulation loop. According to the technical scheme provided by the utility model, a sealed thermodynamic cycle loop is formed, no pollution emission is generated in the power generation process, the natural environment is not influenced, the performance is reliable, the efficiency is high, the maintenance is basically not needed, the service life is long, and the problems of low efficiency, low cost and the like of the existing organic Rankine cycle power generation technology are solved. And energy sources such as terrestrial heat and hot spring cannot be utilized more efficiently, and the heat exchange efficiency of the whole power generation system is improved.

To provide a composition obtained by concentrating mineral components in hot spring water or mineral spring water.SOLUTION: A method for producing a mineral-containing composition, comprising the following steps (1) to (4), wherein warm water and / or mineral water springing out from the ground and having (A) pH3. 5 to pH10. 5 and (B) iron ions in an amount of 20mg / L or less is used as a starting material liquid: (1) The starting solution is mixed with acetic acid in an amount of 0.25 to 0. 1kg per 75kg of the starting solution. (2) Heating is performed before and / or after the mixing of acetic acid to set the temperature of the mixed solution to 50 to 85 °C. (3) Calcium carbonate calcined at 140 °C to 210 °C is mixed with 1. to 2. 5kg per 1kg acetate mixed in (1), and the mixture is allowed to stand at 40 °C or less for 12 hours or more to generate crystals and precipitates. (4) Solutions containing crystals and precipitates 0.05 to 0. 1kg of nitrates per 2kg are mixed, and crystals are collected. According to the present production method, a large amount of crystals can be generated quickly, and a composition in which minerals in hot spring water or mineral spring water are concentrated can be provided.SELECTED DRAWING: Figure 1

The invention provides a method for determining in-situ composition of geothermal water, and belongs to the technical field of geothermal energy development. Geothermal water, geothermal gas and spring bloom or scale samples are collected, chemical composition analysis of the geothermal water, component analysis of the geothermal gas (including absolute content of CO2 and H2S) and mineral composition analysis of the spring bloom or scale are carried out, and then according to the geochemical process of mother geothermal fluid rising from a deep reservoir to the earth surface, the geothermal gas is analyzed. And determining whether cold water mixing, gas escape and mineral precipitation occur in the geothermal water, finally correcting the influence of the generated geochemical action on the chemical components of the geothermal water, and calculating the chemical components of the in-situ geothermal fluid. According to the invention, the problem that the scaling property, corrosivity and thermal storage temperature evaluation of the thermal storage fluid are inaccurate due to the fact that the chemical composition of the mother geothermal fluid cannot be represented due to the geochemical effect of changing the composition of the existing surface thermal spring water or borehole geothermal well water in the upflow process can be solved.

The present invention relates to a hot spring gas collection and pretreatment device, comprising a plurality of sampling heads, a gas transmission condensation tube, and a circular adsorption tube. The plurality of sampling heads are detachably connected to the side wall of the gas transmission condensation tube. A mixing chamber is provided inside the gas transmission condensation tube for mixing the gases input by the various sampling heads. A spiral condensation tube is provided above the mixing chamber. Condensed water is input into the condensation tube to cool and dehumidify the gas passing through the condensation tube. A conventional adsorption desiccant is provided in the adsorption tube. A gas interface is provided on both sides of the bottom of the adsorption tube, and a gas interface is provided at the top of the adsorption tube. One of the gas interfaces is connected to the top of the gas transmission condensation tube, and the other gas interface is connected to an output tube for outputting the processed gas. If the surface of the hot spring is large, the gas composition at each position will be slightly different. The present invention solves the problem that the current single tubular gas collection device can only continuously collect gas from a single position at the same time.

The invention belongs to the technical field of algae cultivation environment regulation and control, and particularly discloses a hot spring algae cultivation environment real-time monitoring self-adaptive regulation and control method which comprises the following steps: acquiring environment illumination intensity, a culture solution pH value and algae bio-optical parameters in real time; evaluating biological optical parameters of the algae to obtain a real-time biomass density and effective photosynthetic quantum yield time sequence; dynamically judging and triggering a first regulation and control strategy based on the result, and regulating the illumination intensity, the spectrum ratio and the light period of the multi-channel dimmable LED light source; meanwhile, the carbon source condition and the acid-base balance trend are analyzed and predicted based on the pH value change curve, then a second regulation and control strategy is triggered, and pulse type supply control is conducted on the carbon dioxide supply unit. According to the invention, multi-parameter, real-time and online monitoring and intelligent diagnosis of a hot spring algae culture environment are realized, the defects of lagging, one-sided and static regulation and control of a traditional method are overcome, and the utilization efficiency of illumination and a carbon source is remarkably improved.

The invention provides a tunnel freezing injury prevention device utilizing geothermal energy, which comprises geothermal energy transmission equipment provided with a first water inlet and a first water outlet, and the first water inlet is externally connected with underground thermal spring water; the tunnel segment comprises a plurality of layered composite segment bodies connected in sequence and is provided with a geothermal source water inlet and a geothermal source water outlet, the geothermal source water inlet is connected with the first water outlet, and the geothermal source water outlet is connected with a tunnel drainage ditch; and the road surface anti-freezing component is laid on the road surface and provided with a second water inlet and a second water outlet, the second water inlet is connected with the first water outlet, and the second water outlet is connected with the tunnel drainage ditch. Underground thermal spring water is adopted as a heat source, energy is saved, carbon is reduced, icing is fundamentally eradicated, the possibility of frost heaving damage is eliminated, the layered composite pipe pieces can be rapidly disassembled and assembled in a lossless mode and rapidly replaced, and the operation and maintenance cost of the tunnel is reduced.

The invention provides a low-temperature evaporation and concentration recycling system for medium-high-temperature geothermal thermal spring water, which comprises a raw heat energy adaptation and raw water conveying unit, a pure physical pretreatment unit, a low-temperature high-power concentration unit, a solid-liquid concentrated liquor treatment and mineral recovery unit, a condensate water full-recycling unit and an intelligent monitoring unit, the invention further provides a medium-high temperature geothermal thermal spring water low-temperature evaporation and concentration recycling method adopting the medium-high temperature geothermal thermal spring water low-temperature evaporation and concentration recycling system. According to the invention, the technical problems of primary heat energy waste, high-hardness scaling and chemical pollution of medium-high temperature geothermal hot spring water, health component attenuation, high energy consumption of tail end byproduct treatment and single resource utilization of geothermal hot spring water in the existing geothermal hot spring water concentration recycling technology are effectively solved.

The invention relates to a geothermal resource efficient mining and land subsidence risk prediction prevention and control method and system, and relates to the technical field of geological exploration. According to the method, geological survey data are obtained through field physical detection of investigators, geological features and hot spring features are extracted based on the geological survey data, and then the geothermal resource exploitation rate and land subsidence risk prediction information are intelligently, efficiently and accurately determined based on the geological features and the hot spring features. By outputting the geothermal resource exploitation rate and the land subsidence risk prediction information, the geothermal resource exploitation rate and the land subsidence risk prediction information can serve as a data basis for formulating a geothermal resource exploitation scheme and a land subsidence risk prevention and control scheme, and efficient exploitation of geothermal resources and effective prevention and control of land subsidence risks are achieved.

The invention discloses a full-automatic long-term hot spring monitoring system, and relates to the technical field of environment monitoring and tourism facility management, and the system comprises a monitoring terminal cluster which is composed of a plurality of monitoring terminals disposed at different nodes of a hot spring area; each monitoring terminal is used for automatically collecting physical and chemical parameters of a water body at a node where the monitoring terminal is located; the cloud service platform is in communication connection with the monitoring terminal cluster and is used for receiving, storing, analyzing and visualizing the physical and chemical parameters; intelligent early warning and data management are carried out according to an analysis result; and the user access terminal is in communication connection with the cloud service platform and is used for receiving the intelligent early warning and providing access service for the physical and chemical parameters for a user. According to the invention, unmanned, intelligent and informationized hot spring monitoring is realized, and the operation efficiency, the service quality and the resource protection level are remarkably improved.

The utility model provides a water filtering and desanding device for a hot spring. The water filtering and desanding device comprises a filtering box I, a settler, a filtering box II and an electric control assembly, according to the device, a multi-stage filtering structure is adopted, the aperture of the filter cartridge, the aperture of the filter screen and the aperture of the filter plate are sequentially reduced, and on the basis of removing solid gravel, harmful substances such as heavy metal ions, harmful microorganisms, peculiar smell and heterochromatic substances in water are further removed through the filter plate; the settler of the device is of a U-shaped pipe structure, when water flows through the bottom of the U-shaped pipe, gravel can be automatically deposited at the bottom of the U-shaped pipe, and a filter screen in the settler prevents water flow from being too large to take away part of the gravel; the second filter box of the device is provided with a self-cleaning device, a part of filtered hot spring water is shunted and used for cleaning the filter plate, the resource utilization rate is increased, and the cost is saved.

The present application relates to hot spring gas detection technical field, specifically for high temperature hot spring gas sampling and pretreatment method based on intelligent sensor, including: the original gas sensing data set of the intelligent sensor array around the high temperature hot spring mouth, the sampling environment thermodynamic state parameters are solved in combination with temperature, pressure sensing value. Introduce the improved Kalman filtering algorithm to do time series filtering processing to the original sensing data, generate the noise reduction gas sensing data sequence. According to the sequence of gas component concentration numerical dynamic adjustment sampling probe insertion depth and sampling flow rate, form dynamic adaptive sampling parameters, drive sampling pump to complete high temperature hot spring gas extraction to obtain original sample. The original hot spring gas sample is pretreated by multistage condensation dehydration and particle removal, and the purified hot spring gas sample is obtained. The method can inhibit the time series interference of the sensing data on the field environment, adapt to the working condition change of the complex environment data source of high temperature hot spring gas, and optimize the sampling operation adaptability.

The invention discloses a hot spring hydrotherapy rehabilitation sign monitoring system, and aims to solve the problems that a transmission wire extends from a patient to the outside of a water pool, so that the wire is too long, and the movement range of the patient in water is limited. The wireless signal transmission module and the data receiving module are integrated on the floating carrier capable of moving in water along with the patient, so that the length of a wire can be reduced to a great extent, and the obstruction of the wire on the movement of the patient in water is reduced. The waterproof effect on the electrode plate and the connection position of the electrode plate and the wire connector is improved by designing a waterproof piece, a sealing gasket, a waterproof cover and other structures, the influence of water on electrode plate signal collection and wire connector signal transmission is reduced, and meanwhile corrosion of microelements in water to metal parts in the wire connector can be reduced.

The invention relates to the field of hot spring facilities, and provides a constant-temperature soaking pool which comprises a stone pool body, an overflow water tank and a supplement water tank, and a soaking pool is formed in the upper surface of the stone pool body; the supplementing water tank is used for supplementing water into the soaking pool; an overflow hole communicated with the overflow water tank is formed in the inner wall of the soaking pool, and one end, far away from the soaking pool, of the overflow hole is inclined upwards; a floating assembly is arranged in the overflow hole, and the highest water level is arranged on the inner wall of the overflow hole. When the floating assembly is lower than the highest water level, the floating assembly opens the supplementary water tank. According to the constant-temperature soaking pool, water can be supplemented into the soaking pool in time.

The present application provides a kind of geothermal hot spring water on-line scale removal temperature control intelligent control device, including raw water control pipeline, physicochemical liquid large capacity deployment equipment, physicochemical nature adjusting equipment, steam-water mixing condensation temperature control energy-saving vacuum equipment, negative pressure on-line scale collection and scale removal reaction water tank, negative pressure clear liquid buffer water tank, clear liquid conveying pipeline and intelligent control operation platform, physicochemical liquid large capacity deployment equipment and physicochemical nature adjusting equipment are sequentially connected with raw water control pipeline, the outlet of raw water control pipeline is connected with the inlet of water distribution pipeline on the top of negative pressure on-line scale collection and scale removal reaction water tank, the condenser air inlet pipeline of steam-water mixing condensation temperature control energy-saving vacuum equipment is connected with the exhaust pipe of negative pressure on-line scale collection and scale removal reaction water tank, the outlet of negative pressure on-line scale collection and scale removal reaction water tank is sequentially connected with negative pressure clear liquid buffer water tank and clear liquid conveying pipeline, and intelligent control operation platform carries out intelligent control to device.The present application carries out on-line physicochemical combination scale removal, temperature control and intelligent control from geothermal hot spring water source, and can meet large-scale engineering application.

1. The name of the design product: hot spring machine. 2. The use of the design product: a device that converts natural hot spring concentrate into "hot spring water" rich in minerals, trace elements or with specific efficacy. The core function is to restore the composition and efficacy of natural hot springs, providing users with a health and wellness bathing experience. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model belongs to the technical field of water body detection equipment, and discloses a hot spring water body multilayer sampling detection device which comprises a sampling bin, a sampling opening is formed in the front face of the sampling bin, an inner groove is formed in the inner wall of the sampling bin, an electric push rod is installed in the sampling bin, and the output end of the electric push rod is fixedly connected with a baffle. A water quality detection sensor is mounted on the inner bottom wall of the sampling bin, a mounting frame is mounted on the bottom surface of the sampling bin, and the two devices can be conveniently and quickly spliced together through cooperation of the mounting frame, a winding roller, a rotary table, a winding rope, an identification ring, a connecting block, an arc surface inserting block, a connecting groove block and a limiting mechanism; when water quality detection is carried out on different natural hot spring pools, different numbers of sampling detection point positions can be set, and the spacing distance between the different point positions can be adjusted, so that sampling at different height intervals can be carried out on the natural hot spring pools, and the practicability of the device is improved.

The utility model discloses a hot spring algae bioreactor and relates to the technical field of hot spring algae. The device comprises a bottom plate, a transparent culture tank is arranged above the bottom plate, a fixed box is fixedly arranged on the top face of the bottom plate, a second motor is installed on one side of the fixed box, a first bevel gear is fixedly arranged at the output end of the second motor, a rotating rod is rotatably inserted into the fixed box, and a first bevel gear is fixedly arranged at the output end of the first bevel gear. The rotating rod is fixedly arranged on the bottom surface of the transparent culture tank, the outer surface of the rotating rod is fixedly sleeved with a second bevel gear and a third bevel gear, the first bevel gear can be meshed with the outer surface of the second bevel gear and the outer surface of the third bevel gear, a groove is formed in the bottom plate, a rotating ring is rotationally arranged in the groove, and the first bevel gear can be meshed with the rotating ring. The transparent culture tank is driven by the rotating rod to rotate back and forth, so that when the stirring rod stirs raw materials and water, a water source does not generate vortexes, the hot spring algae are uniformly distributed in the water and can fully receive illumination, and the yield of the hot spring algae is increased.

The application discloses an inert gas graphic method for identifying geothermal water migration direction and relates to the technical field of mineral resource exploration. 4 He / 20 Ne ratio and 4 He / 36 Ar ratio; a He 4 He / 20 Ne-He 4 He / 36 Ar binary correlation coordinate system is established, and an atmospheric characteristic value coordinate point is indicated; each sample ratio is taken as a coordinate point and is plotted into the coordinate system, and a geothermal water migration direction is determined according to a change trend from high to low of the ratio. The application can realize accurate identification of the geothermal water migration direction in a high-temperature geothermal field lacking of hot spring outcrops by using the stable chemical properties of inert gases, and effectively avoids interference caused by geological processes such as water-rock interaction, mineral deposition and clay mineral adsorption.

To provide a hot spring bath water heater that keeps hot spring water at an appropriate temperature of about 42°C ± 4°C after bathing in the morning and afternoon until the water is drained at night in a private indoor hot spring bath that is not free-flowing, saves paid circulating hot spring water, saves the time and effort required to keep the hot spring at an appropriate temperature when re-bathing, and keeps the hot spring always ready for bathing. [Solution] The hot spring bath water heater has a heating element 1 connected to a power cord 10 with a plug 8 and switch 9, which can be separated into upper and lower parts by a connecting part 7, and is housed inside a heating element cover made of a material with low thermal conductivity and with many holes 6; the heating element is fixed to the bottom of the lower part 3 of the heating element cover, and the power cord passes through power cord hole 5 at the top of the heating element cover, forming a single unit. By submerging the hot spring bath water heater in the bath, the hot spring water in the bath can be kept at an appropriate temperature of around 42°C ± 4°C, saving on the cost of circulating hot water and saving the effort and time required to adjust the hot spring water to the appropriate temperature when re-bathing.