Introducing the avant-garde cascade refrigeration system by Qingdao Bingyan Refrigeration Equipment Co., Ltd., where innovation meets unmatched efficiency. This state-of-the-art system masterfully manages heat transfer using a powerful combination of CO2 and NH3 refrigerants, achieving exceptional cooling performance. In this sophisticated process, the CO2 refrigerant skillfully absorbs heat within the end evaporator before transferring it seamlessly to the high-temperature NH3 refrigerant inside the condensing evaporator. The NH3 refrigerant, at elevated temperatures, elegantly dispels heat into the environment via the high-temperature condenser, thus completing a flawless refrigeration cycle that epitomizes cutting-edge technology.
The journey of the condensed CO2 begins in the CO2 reservoir, from where it navigates through the CO2 gas-liquid separator, guided by the dryer filter and throttle valve. With precision, the CO2 circulation pump propels the liquid CO2 towards the CO2 evaporator, ensuring unparalleled cooling efficiency. Meanwhile, gaseous CO2 is deftly compressed by the compressor and reintroduced to the condensing evaporator, maintaining a seamless and continuous cycle that guarantees optimal cooling performance at all times.
Embrace the pinnacle of cooling prowess and reliability with the cascade refrigeration system from Qingdao Bingyan Refrigeration Equipment Co., Ltd. Elevate your refrigeration infrastructure today and revel in the superior advantages it offers!
Advantages of NH3/CO2 Cascade Refrigeration System
Features:
- Reduced NH3 unsafe factors:
- The NH3/CO2 cascade system ingeniously lowers NH3 condensing pressure to a mere 1/10 of that found in traditional systems, significantly enhancing safety and efficiency.
- NH3 is meticulously confined to specific, secure areas, thereby substantially enhancing safety measures.
- The exceptional heat transfer properties of NH3 are expertly harnessed in high-temperature regions, maximizing performance.
- CO2 guarantees unparalleled safety in environments bustling with personnel and within storage warehouses, ensuring peace of mind.
- As a low-temperature work medium, CO2 showcases its remarkable heat transfer efficiency, optimizing the system's performance.
Unlock the myriad benefits of the NH3/CO2 cascade refrigeration system, proudly presented by Qingdao Bingyan Refrigeration Equipment Co., Ltd., and witness a transformative leap in refrigeration technology.
Compressor type |
Piston, screw |
Condensor |
enough condenser heat exchanger surface |
Fan type |
Axial fan:High degree of protection, large Air flow, low noise |
Unit kinds |
Open type, box type, side discharge type |
Cooled type |
Air cooled |
Refrigeration type |
R717;R507;R22;CO2 |
Copper tube connector |
fitting reducer |
Place to assemble |
Indoor/out door(concrete construction building/steel
construction building). |
Voltage |
220V/50HZ, 220V/60HZ, 380V/50HZ etc |
Controller |
Automatic electric controller, PLC |
Warranty |
1 Year |
Case material |
The galvanized sheet is coated with plastic powdered painted |
Quality Assurance |
2.6Mpa leak-proof stress test |
Package |
Plywood box and pallet |
As an esteemed manufacturer, Qingdao Bingyan Refrigeration Equipment Co., Ltd. is dedicated to tailoring products to perfectly match your unique requirements. If you're uncertain about the ideal model for your needs, feel free to send us a message, and we'll be delighted to assist you.Our team of highly skilled and professional engineers is always ready to craft a bespoke solution that caters specifically to your refrigeration needs.
1. Shandong Kunyu Qingdao Cold Chain Logistics Port: Experience the epitome of modern logistics efficiency with our state-of-the-art refrigeration solutions tailored for seamless operations.
2. YangXin HuiYang TongDa Cold Chain Logistics Port: Unveiling excellence in temperature-controlled logistics, our cutting-edge refrigeration units redefine standards for reliability and performance.
Our company's main products are the epitome of excellence and innovation in the refrigeration industry. At Qingdao Bingyan Refrigeration Equipment Co., Ltd., we are dedicated to delivering top-tier solutions. Condensing units – crafted with precision, these units are designed to ensure exceptional cooling efficiency and reliability., Air Cooler – engineered to perfection, our air coolers provide superior performance, keeping your environment optimally chilled., Evaporative condenser – a marvel of engineering, our evaporative condensers are built to deliver peak efficiency and unmatched durability., Freezer – robust and dependable, our freezers are crafted to keep your products frozen and secure with utmost precision., Cold Room Doors – designed for strength and insulation, our cold room doors ensure maximum security and energy efficiency.,
Cold storage panels – these panels are the backbone of reliable cold storage, offering exceptional insulation and structural integrity.

Welcome to the world of innovation at Qingdao Bingyan Refrigeration Equipment Co., Ltd.
Nestled in the scenic coastal city of Qingdao, our company was founded in 2011 with a passion for excellence in industrial and commercial refrigeration. We are a high-tech enterprise committed to the research, development, design, manufacturing, and sales of cutting-edge refrigeration systems and equipment, offering unparalleled solutions for your freezing and cold storage needs.
Features:
- State-of-the-art, technology-driven solutions that push the boundaries of refrigeration efficiency.
- A comprehensive array of sophisticated refrigeration systems tailored to various industries.
- Customized design options to perfectly align with your unique requirements.
- Exceptional customer service, ensuring your satisfaction at every step.
Benefits:
- Efficient cooling and storage solutions engineered for maximum effectiveness.
- Unwavering reliability and performance in demanding industrial environments.
- Tailored solutions designed to meet and exceed your specific expectations.
- Expert guidance and support from our dedicated team of professionals.
Reach out to us today, and let us fulfill all of your refrigeration system needs with precision and expertise!
Company Name: Qingdao Bingyan Refrigeration Equipment Co., Ltd.
Our company is proud to hold over ten national technology patents, and we are unwaveringly committed to the continuous innovation and development of high-efficiency, energy-saving, and eco-friendly refrigeration solutions. We excel in crafting top-tier refrigeration units, energy-saving barrel pumps, and cutting-edge PLC intelligent program control boxes, setting benchmarks in the industry.
We specialize in offering bespoke program design and equipment customization for an array of projects. Whether it's food quick-freezing storage, ultra-low temperature facilities, medicine storage, or fruit and vegetable air-conditioning storage, our solutions cater to workshop air conditioning, quick-freezing, freeze-drying, and thawing devices with precision and expertise.
Qingdao Bingyan Refrigeration Equipment Co., Ltd. Qingdao Bingyan Refrigeration Equipment Co., Ltd. is passionately committed to providing customers with cutting-edge and energy-efficient refrigeration system solutions. Our products are meticulously designed with scientific accuracy to cater to your specific requirements. We offer exceptional engineering services and dependable after-sales support, ensuring complete customer satisfaction.
At Bingyan, we deliver a comprehensive range of services encompassing sales, design, construction, and after-sales support, ensuring a seamless customer experience.
1. Our sales department excels in precisely understanding the needs of our customers, effectively communicating their intentions, and maintaining robust, ongoing communication to ensure a seamless experience.
2. The design department offers customers expert, well-thought-out engineering advice, crafting reliable and stable refrigeration plans meticulously tailored to meet customer-specific needs.
3. The engineering department approaches every construction process with seriousness and meticulous attention to detail, completing each task with a commitment to excellence, and thus creating projects of superior quality.
4. Our after-sales department is perpetually prepared and poised to ensure the ongoing success and satisfaction of our valued customers.

Q:What's your advantage?
A: Through our professional designers according to your needs for your professional design, and select the appropriate refrigeration equipment. Ultimately, we achieve the purpose of high cooling efficiency, energy saving and power saving.
Q:How strong is your company?
A:Our company was established in 2011 and has a professional cold storage design team, installation team, and experienced after-sales maintenance personnel. We can provide a complete set of cold storage design, installation guidance, and after-sales maintenance services.
Q:Where are you?Can I visit you?
A: Sure,welcome to you visit our factory at any time.
Q:How about the delivery time?
A: Within 60 days after we confirm you requirement.
Q:what kind of payment does your company support?
A:Usually, a 30% down payment is made through T/T after confirming the Proforma Invoice (PI), and the balance will be paid after inspection and before shipment. We accept telegraphic transfer and sight letter of credit.
Q: When can I get the price?
A: Usually we quote within 24 hours after we get your inquiry.
Q: Which shipping way can you provide?
A: We can provide shipping by sea, by air and by express.