Cold storage manufacturing industry market in China Cold storage is one of the important infrastructures in the cold chain logistics industry. In recent years, the quantity of cold storage in China has increased, but compared with the huge market demand is still insufficient. According to data from China Internet of Things, the demand for cold storage in the first half of 2018 exceeded 1.5 m...

Principle of refrigeration equipment Freezing: the operation of using the low temperature source generated by refrigeration to cool the product from room temperature and then freeze it.Refrigeration: The operation of obtaining a low temperature source by means of a cooling effect resulting from a change in the physical state of the refrigerant.Types of refrigeration equipment: cold source producti...

What are the main categories of HZSS's products? HZSS's main products: coaxial heat exchanger, shell & coil heat exchanger, shell & tube heat exchanger, high efficiency compact micro channel heat exchanger, plate fin micro channel heat exchanger, high efficiency mixed heat exchanger, micro reactor, micro channel continuous flow reaction device, and others high quality energy saving ...

What is working condition of “Heat exchanger for hydrogen fuel cell vehicle-mounted hydrogen supply system”？ The heat exchanger of the hydrogen supply system uses a mixture of ethylene glycol and water to exchange heat for the decompressed hydrogen from the hydrogen storage bottle (the lowest temperature of hydrogen affected by the environment is -40°C). The advantages of microchannel he...

What is the current status of the domestic microchemical industry? The medical and chemical industries are related to the development of the entire country and the quality of people’s livelihood, and are important pillar industries that measure a country’s national strength. Different from other industries, the chemical production industry faces a more severe safety situation. In particular,...

What are the service advantages of choosing HZSS's Microreactor?1. Large selection range:316L, duplex steel, Kazakhstan C276, TA10, Zr, silicon carbide and other different material options;2. Product diversification:Micro-channel mixer, micro-channel heat exchanger, micro-channel reactor, tubular reactor;3. Ultra high flexibility:Multi-strands can be fed and the temperature can be controlled in zo...

What direction is the micro-reaction process applicable? The core of microchemical technology is the microchannel reactor. Compared with traditional chemical technology, the most important thing in micro-chemical technology is to research and develop reactors an...

What is the classification of HZSS's micro-reaction equipment?Classification of micro-reaction equipment: micro-chaennel mixer, micro-channel heat exchanger, micro-reactor, micro-reaction experimental device. Micro channel mixer: Micro channel heat exchanger： Plate etching, plate stacking, high temperature diffusion, integrated molding...

What is microreactor?Definition: "Microreactor" originally referred to a small tubular reactor used for catalyst evaluation and kinetic research, with a size of about 10 mm. Now it mainly refers to the three-dimensional structural elements used for chemical reactions manufactured by micro-processing technology or the highly integrated micro-reaction system including various functions suc...

What are the HZSS high-efficiency compact microchannel heat exchangers? In 2011, Hangzhou Shenshi Energy Conservation Technology Co., Ltd. took the lead in the development and production of high-efficiency compact heat exchangers in the fields of aviation, aerospace, shipbuilding, nuclear, solar thermal power generation, petrochemical power generation, and hydrogen energy, etc.Products:Micro-...

Advantages of fully automatic laser welding process? Laser welding uses high-energy laser pulses to locally heat the material in a small area. The energy of the laser radiation diffuses into the material through heat conduction, and the material is melted to form a specific molten pool to achieve the purpose of welding. It is a new type of welding method, mainly for the welding of thin-walle...

How PCHE works?Working principle: Printed circuit heat exchanger (PCHE) is a kind of heat exchanger in which metal plates are processed by electrochemical etching process into heat exchange plates with a certain structure, and then stacked together by diffusion welding. A tiny channel is formed between the various plates, and the working fluid flows through the tiny channel formed between th...

What is HZSS PCHE？ PCHE, a new type of heat exchanger with high compactness, can perform heat transfer under severe conditions such as high temperature and high pressure. Using chemical etching technology, it can etch PCHE heat exchange unit channels on the order of micrometers to millimeters. And it is with highly compact：5000m ²/m³；high heat transfer coefficient：3000-5000/（m ²·K）；sma...

What is the development situation of PCHE in domestic offshore oil and gas field? The printed circuit board heat exchanger (PCHE) itself is a clean and environmentally friendly product with considerable energy-saving effects, and the economic benefits it can bring are even more impressive. It is estimated that by 2022, the demand for PCHEs is about 500 units, worth about 2.5 billion to 5 bi...

Shenshi's shell & tube heat exchanger naming rulesIntroduction:1. Shenshi's shell & tube heat exchanger is used in the evaporator and condenser of cold and hot water units, modular units and other units;2. The product is a dry shell & tube heat exchanger, the tube side is the refrigerant, and the shell side is the refrigerant;3. The special threaded heat exchange tube is adopted, which has high he...

What is the working principle of the Hydrogen Precooler? The hydrogen pre-cooler developed by Shenshi can be applied to hydrogen refueling stations. Its advantages of explosion-proof, anti-freezing, and low temperature are the perfect solution to improve the reliability and advancement of hydrogen refueling stations in the future.The working principle of hydrogen precooler: The volum...

Fuel cell and hydrogen technologies (FCH)Hydrogen: Hydrogen is an energy carrier, not an energy source, and can transport or store large amounts of energy. Hydrogen can be used in fuel cells to generate electricity or provide heat. Hydrogen is a clean secondary energy carrier that can be easily converted into electricity and heat, has a high conversion efficiency, and has multiple so...

How doe sthe air conditioner use the heat exchanger?The air conditioner transfers the heat of the indoor space to the outdoors. Refrigerant is one of the main chemicals that this process relies on. When the refrigerant changes from a gas to a liquid and returns again in the cooling process, the refrigerant will carry, absorb and release heat.Step:1. In air conditioners, refrigerant flows through v...

What is integrated microchannel reactor? The integrated microchannel reactor is a three-stack structure element that is made of a solid substrate with a small channel size and structure that can be used for chemical reactions by means of precision diffusion bonding technology. The reaction medium flows in the reaction layer channel and completes the required reaction in the channel, and the...

The difference between tube heat exchanger and plate heat exchanger?The structure of the tube heat exchanger is fully optimized and integrated to make the structure more reasonable and the performance more stable. The sleeve body is bent into a laminated spiral shape with the tube bundle of the copper tube inserted through it, and the steel fixing bracket is welded to the sleeve type main body to ...

What is a hydrogen liquefaction system? Fig1: Hydrogen liquefaction processProcess flow:The raw material hydrogen enters the cold box, is pre-cooled by the cold nitrogen pre-cooled primary heat exchanger HX-1, and then enters the liquid nitrogen pre-cooled secondary heat exchanger HX-2 to cool down, and then enters the liquid nitrogen immersed primary positive Parahydrogen converter for constant t...

Whatis the coaxial heat exchanger in the chiller? There are black pipes in the middle of every chillers, and many peoplewill ask, what is this and it takes up sucha large space. This is thecoaxial heat exchanger in the chiller.What is a coaxial heat exchanger?Let's explain it below. Figure 1 Chiller Taking Hangzhou Shenshi coaxial heat exchanger as an example, ...

What are the advantages of titanium heatexchangers? Titaniumheat exchangeris a heat exchange device made of high-quality titanium tubes that transferspart of the heat of the hot fluid to the cold fluid. Figure 1 Titanium heat exchanger First, let's first understand theknowledge of the metal material "titaniumand titanium alloy" used tomake tita-nium heat ...

Whatare the main factors affecting the operation of the heat exchanger? Since the emergence of heat exchangers inthe 20th century, heat exchangers have a history of nearly100 years. The formsof heat exchangers are becoming more and more abundant. Heat exchangers areused in factories, hotels, restaurants, officebuildings, and entertainment venues. The entertainment venueshave been widelyu...

Current status of domestic and foreignmicro-channel reactor industry In the early 1990s, the research of micro-chemical technology startedabroad. The United States，Germ-any,Britain,France, Japan and other developedcountries have successively carried out research on micro-chemical engineeringand technology. According to incomplete statistics, there are currently morethan 50micro-chemical techn...

Successful application case of HangzhouShenshi Channel Industrialization In the pastten years, micro-channel reactortechnology has developed rapidly. Through the design ofthe channel shape,the channel size has been extended to the millimeter level, and thecharacteristics of themicro-channel reactor can be maintained to meet theneeds of industrial production, while achieving "sizeenlargement"...

Shell and pipe PK shell and tube heat exchanger, who is more effective in heat exchangeefficiency? When you see the three words "heat exchanger", what is yourfirst reaction? There must be many people who think of the shell and tube heatexchanger of the model shown in Figure one below. What is that shell andpipeheat exchanger? Next, the editor will talk about the lower shell and pipe heat ...

What are the advantages of Shenshi's stainless steel reaction plate?Excellent heat transfer performance (super high heat exchange area per unit volume of material)Comparison between Shenshi's stainless steel reaction plate and other reactors:

What are the advantages of Shenshi's Plastic steel shell&pipe heat exchanger?Shenshi's Plastic steel shell&pipe heat exchanger, It has the advantages of both shell & tube heat exchanger and plate heat exchanger.1.Anti-FreezingBoth Heat exchanging inner core with structure of Ω and plastic baffle plate possess the ability of elasticity to obtain the function of anti-freezing.2.Anti-Corrosion, Long ...

Shenshi's hydrogen coolerHydrogen energy is regarded as the clean energy with the most development potential in the 21st century. Many countries and regions in the world have carried out extensive research on hydrogen energy. Hydrogen power generation methods are mainly hydrogen fuel cells, and hydrogen fuel cell vehicles are an important scenario for the application of hydrogen energy. As an infr...

The connection between PCHE and FLNG?With its compact, efficient, reliable, high heat transfer area density, high pressure resistance and low temperature resistance, printed circuit heat exchangers meet the needs of main low temperature heat exchangers for offshore floating natural gas liquefaction. The first choice for the main cryogenic heat exchanger for floating natural gas liquefaction.PCHE's...

How does the intercooler change the efficiency of a gas turbine?In order to improve the thermal efficiency of gas turbines, people have come up with a variety of methods. One of them is an intercooler. In principle, gas turbines are heat engines. The energy comes from the expansion of the air by heat. Therefore, a measure of the energy of the gas turbine is the temperature difference between the a...

Is PCHE suitable for power generation systems?PCHE is suitable for power generation cycle under high temperature and high pressure!For supercritical CO₂ power generation system:The heat exchange of the current supercritical CO₂ test loop mostly uses PCHE, which is suitable for high working temperature and high working pressure, and has good expansion ability; meanwhile, PCHE is a combination of hi...

LNG and Printed Circuit Heat Exchanger With its compact, efficient, reliable, high heat transfer area density, high pressure resistance and low temperature resistance, PCHE meet the needs of main low temperature heat exchangers for offshore floating natural gas liquefaction. It has become the first choice for the main low-temperature heat exchanger for offshore floating natural gas liquefaction.Th...

Do Heat Exchangers Really Help Boost Productivity?Thermal management’s role in modern operationsIn today’s modern industries, electrical thermal management means a lot more than it used to. In addition to keeping electrical enclosures cool, thermal management can also be essential for a wide range of other important processes. Because of the increasingly more important roles that thermal managemen...

Performance comparison of diffusion bonded high efficiency compact heat exchangers （PCHE）with othersShenshi high efficiency compact heat exchangers（PCHE）

Industry Solutions of PCHEAerospace: Aviation ring control cold, Rocket propulsion system precoolerNuclear power: Tiny reactors, High temperature gas cooled reactors (HTGR) and advanced high temperature reactors (AHTR), etc.CSP: SCO² heater, SCO² regenerator and precoolerFLNG&FSRU: FLNG liquefaction unit mixed refrigerant condenser, compressor after cooler, etc., LNG-propane gasifierEtc.

Introductions of PCHE, FPHE, HX²sPCHE (Printed Circuit Heat Exchangers), a new type of heat exchanger with high compactness, can perform heat transfer under severe conditions such as high temperature and high pressure. Using chemical etching technology, it can etch PCHE heat exchange unit channels on the order of micrometers to millimeters. FPHE (Diffusion bonded plate fin heat exchangers), are su...

What main processing techniques are used in Shenshi's shell and tube processing?Laser cutting processInner tube bending processRobot ExpanderLaser welding of fluorine side headFour-axis machining centerLaser welding of fluorine side head

Shenshi's Efficient Design Shell and Tube Heat Exchanger 1.Shenshi's design heat transfer tube: 7mm heat transfer tube, bottom wall thickness 0.35mm, number of teeth, tooth height and helix angle are all own parameters, the result of repeated optimization. 2.Shenshi's spiral baffle: unique lock design, tight stitching in the splicing area, smooth and natural transition, uniform flow velocity on th...