Beer and Baijiu Industry
Beer
1. Plate-and-shell heat exchanger : Main focus Precise temperature control, rapid heat exchange It is compatible with core high-precision temperature-control processes such as wort cooling, mashing temperature control, and deoxygenated water production, offering high heat-transfer efficiency and precise temperature regulation to effectively preserve yeast activity and the beer’s fundamental flavor profile.
2. Spiral plate heat exchanger : Main focus High-efficiency heat recovery, high-flow heat exchange It is compatible with process sections such as fermentation temperature control, sake temperature maintenance, and plant-wide heat‑energy circulation; its wide flow channels are well suited to beer wort and liquor media, while its exceptional waste‑heat recovery capability significantly reduces brewing energy consumption.
3. Refrigeration equipment interlock : With industrial chillers, chilled water systems, ammonia‑ and CO₂‑specific refrigeration units, and cooling towers at its core, the system provides a stable cold source for all heat‑exchanging equipment while directly ensuring low‑temperature, constant‑temperature conditions for fermentation, yeast storage, and draft‑beer holding. This is critical for maintaining consistent beer flavor and controllable quality, fully meeting the stringent temperature‑control requirements of every stage in the brewing process.
| Production stage | Heat exchange equipment | Refrigeration equipment | Function |
| Pretreatment before malt saccharification | Plate-and-shell heat exchanger | Industrial chiller | 1. Precise temperature control of the brewing water ensures it meets the inlet‑water temperature requirements of the mashing process. 2. After malt milling, adjuncts are preheated or cooled to prevent spoilage and enhance mashing efficiency. |
| Saccharification / Mashing Section | Plate-and-shell heat exchanger | Chiller + Temperature-Controlled Circulation System | 1. Precisely control the temperature of the saccharification and gelatinization kettles to achieve staged temperature regulation during saccharification—the critical step for converting starch into sugars. 2. Recover waste heat from steaming and cooking through heat exchange, reducing energy consumption and ensuring a stable environment for the saccharification reaction. |
| Wort Boiling Section | Plate-and-shell heat exchanger | Cooling tower + chiller | 1. The boiling kettle is equipped with heat exchange and temperature control to maintain the wort at a sustained boil (for adding hops and sterilizing and stabilizing the wort); 2. Waste heat is recovered to preheat the mashing water, while a chiller assists in regulating the boiling system’s temperature to prevent localized overheating. |
| Cooling after wort whirlpool sedimentation | Plate-and-shell heat exchanger + spiral plate heat exchanger | Chiller + Ice Water / CO₂ Refrigeration Unit | 1. After boiling, the wort is rapidly cooled to 8–12°C—the optimal fermentation temperature—suppressing the growth of unwanted microorganisms and ensuring yeast activity. 2. The heat exchanger provides efficient heat transfer, while the refrigeration unit precisely controls the temperature, maintaining a constant wort temperature and preventing fluctuations that could adversely affect subsequent fermentation. |
| Yeast propagation / Storage | Plate-and-shell heat exchanger | Cryogenic storage tank + chiller | 1. Precise temperature control during the yeast propagation phase ensures optimal growth rate and activity; 2. During storage, a constant low-temperature environment is maintained to prevent yeast inactivation, with refrigeration equipment integrated into a heat-exchange system to stabilize temperature. |
| Primary Fermentation / Post-Fermentation Section | Spiral plate heat exchanger | Industrial chiller + ammonia/CO₂ refrigeration system | 1. The fermentation tank features precise, full‑process temperature control—maintaining 10–15°C during primary fermentation and 0–4°C during maturation—allowing for controlled yeast activity and ensuring optimal production of alcohol and flavor compounds. 2. A heat exchange system removes the heat generated during fermentation, while refrigeration equipment maintains a stable, low‑temperature environment in the tank, enhancing the consistency and stability of the beer’s flavor. |
| Deionized Water Preparation | Plate-and-shell heat exchanger | Chiller + Deoxygenated Water Cooler | 1. Deoxygenated water is precisely temperature-controlled, suitable for processes such as starter inoculation, dilution, purification, and tank‑equipment rinsing. 2. Refrigeration equipment maintains a low‑temperature environment for the deoxygenated water, while heat exchangers ensure stable water temperatures, meeting the process’s stringent precision‑temperature‑control requirements. |
| Beer filtration / Sake brewing stage | Spiral plate heat exchanger | Chiller + Constant-Temperature Cooling System | 1. The beer is cooled to a constant temperature before filtration, enhancing filtration efficiency and removing yeast and suspended particles; 2. The clear‑beer tank is maintained at a low, constant temperature to prevent oxidation and spoilage, ensuring consistent quality of the clear beer. |
| Pre-filling chilling / Post-sterilization cooling | Plate-and-shell heat exchanger | Chiller + Ice-Water Cooling Unit | 1. Prior to filling, the beer undergoes rapid chilling to enhance its stability and prevent spoilage after bottling. 2. Following pasteurization, the beer is swiftly cooled to ambient temperature; an efficient heat exchanger ensures optimal heat transfer, while precision‑controlled refrigeration preserves the beer’s flavor. |
| Plant-wide Heat Recovery / Supporting Systems | Plate-and-shell heat exchanger + spiral plate heat exchanger | Chiller + Cooling Tower | 1. Waste heat from the steaming, boiling, and cooling sections across the entire workshop is recovered and reused, significantly reducing production energy consumption. 2. A continuous and stable cold source is provided for all heat-exchange equipment, ensuring the beer production line operates continuously and efficiently while meeting the demands of large-scale brewing. |
Baijiu
1. Plate-and-shell heat exchanger : Main focus Precise temperature control, efficient condensation, and high-precision heat exchange with low flow rates. It is the core equipment of the distillation condenser, seamlessly integrated with processes such as steaming‑grain temperature control, cooling‑residue temperature reduction, and blending‑temperature regulation. With precise temperature control, it maximizes the preservation of baijiu’s flavor compounds without compromising the liquor’s mouthfeel.
2. Spiral Plate Heat Exchanger : Main focus High-efficiency heat recovery, high-flow heat exchange It is compatible with process sections such as temperature‑controlled fermentation in pit vats, constant‑temperature aging of base liquor, and plant‑wide thermal energy recovery; its wide flow channels are resistant to clogging, and it boasts exceptional waste‑heat recovery capabilities, making it well suited to the heat‑exchange requirements of viscous mash and liquid media in baijiu production.
3. Interlocked operation of refrigeration equipment Centered around an industrial chiller, a constant‑temperature refrigeration wine‑storage tank, and a chilled‑water circulation system, this solution provides a stable cold source throughout the entire process while precisely maintaining low‑temperature, constant‑temperature conditions in critical stages such as fermentation, aging, and blending. It is essential for ensuring high liquor yield, consistent flavor profile, and stable quality, fully meeting the stringent process requirements of solid‑state fermentation baijiu production.
| Production stage | Heat exchange equipment | Refrigeration equipment | Function |
| Raw Material Preprocessing – Before Steaming the Grain | Plate-and-shell heat exchanger | Industrial chiller | 1. Precise temperature control of brewing water ensures it meets the specific temperature requirements of steaming and mixing processes. 2. Low‑temperature cooling is applied to milled raw materials to prevent moisture absorption and spoilage, thereby enhancing the efficiency of subsequent steaming and gelatinization. |
| Steaming and Gelatinization / Slag Cooling Section | Plate-and-shell heat exchanger | Chiller + Temperature-Controlled Circulation System | 1. The steaming pot is equipped with a heat-exchange temperature-control system that maintains a stable steaming temperature, ensuring thorough starch gelatinization. 2. After steaming, the cooked material is rapidly cooled by air‑drying and a heat exchanger linked to a refrigeration unit, precisely reducing the temperature to 18–20°C (≤26°C in summer), thereby matching the optimal growth range for microorganisms. |
| Pre‑fermentation mixing section | Plate-and-shell heat exchanger | Low-temperature refrigeration unit | 1. During the mash‑mixing process, maintain precise temperature control to ensure stable mash temperature and prevent excessive heat that could promote the growth of unwanted microorganisms. 2. Prior to adding yeast or koji, subject the inoculum to low‑temperature pre‑treatment; a refrigeration‑assisted heat‑exchange system helps preserve strain viability. |
| Cellar Fermentation Section | Spiral plate heat exchanger | Industrial chiller + constant-temperature refrigeration system | 1. Remove the heat generated during fermentation to maintain a constant temperature within the fermentation pit, thereby controlling the rates of saccharification and fermentation; 2. Precisely monitor and regulate fermentation‑temperature fluctuations to ensure the formation of flavor compounds (esters and alcohols) in the liquor, thus enhancing the quality of the base spirit. |
| Distillation and Alcohol Recovery Section | Plate-and-shell heat exchanger | Chiller + Cooling Water Circulation System | 1. The condenser’s core heat-exchange unit rapidly condenses the alcohol and flavor‑bearing vapor produced during distillation into raw spirit, delivering high heat‑exchange efficiency without compromising flavor; 2. Constant‑temperature cooling‑water control ensures stable cooling‑water temperatures, thereby guaranteeing optimal condensation performance and a high yield of distilled spirit. |
| Distillation Segmentation Section | Plate-and-shell heat exchanger | Chiller + Temperature-Controlled Cooling System | 1. After condensation, the liquor at different proof levels is precisely temperature‑controlled, facilitating head‑and‑tail removal to separate impurities and increasing the yield of premium spirits. 2. The liquor is temporarily stored at low temperatures to prevent evaporation and flavor loss caused by high heat. |
| Base Spirit Aging Section | Spiral plate heat exchanger | Low-temperature refrigeration wine storage tank + constant-temperature refrigeration system | 1. The aging environment is maintained at a constant temperature, with heat exchangers providing auxiliary temperature control for the wine storage tanks, thereby preventing temperature fluctuations that could degrade the wine’s quality. 2. Low-temperature aging promotes the maturation of the wine, while refrigeration equipment ensures a stable storage environment, resulting in a smooth, well-rounded palate and a rich, full-bodied aroma. |
| Blending and Bottling Section | Plate-and-shell heat exchanger | Industrial chiller + chilled water refrigeration unit | 1. During the blending process, precise temperature control ensures uniform integration of spirits from different batches and grades, resulting in a consistent flavor profile. 2. Prior to bottling, the spirit is cooled at low temperatures to enhance its stability and prevent cloudiness or sedimentation after filling. |
| Post-sterilization cooling section | Plate-and-shell heat exchanger | Chiller + Cooling Tower | 1. After sterilization, the finished liquor is rapidly cooled to ambient temperature using a high-efficiency heat exchanger, preserving the original flavor of the baijiu. 2. The refrigeration system is equipped with a circulating cooling-water loop to maintain stable cooling temperatures, ensuring compatibility with the production rhythm of large-scale bottling operations. |
| Plant-wide Heat Recovery / Supporting Systems | Plate-and-shell heat exchanger + spiral plate heat exchanger | Chiller + Cooling Water Circulation System | 1. Recover waste heat from the grain-steaming and distillation sections to preheat brewing water and mash‑mixing water, significantly reducing production energy consumption; 2. Provide a continuous, stable cold source for all heat‑exchanger equipment in the workshop, ensuring the baijiu production line operates continuously and efficiently, while meeting the demands of large‑scale solid‑state fermentation. |
Service Hotline – Engineer Wang
No. 1 Chuangli Road, National Economic and Technological Development Zone, Zengcheng District, Guangzhou City
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