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致力于节能减排技术的研发与应用，现有业务聚焦于造纸行业重要设备的设计、制造、销售以及与节能降耗和环境保护相关的技术服务和工程实施 -
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products
Product Center
The company’s products and services now serve dozens of countries and hundreds of paper‑making enterprises worldwide.
Product Center
Heat recovery system
Product Introduction
Zhengding Environmental’s heat recovery equipment features three mature product lines—steam-to-gas, steam-to-water, and gas-to-steam—allowing flexible adaptation to site conditions and papermaking processes, and providing customers with integrated waste heat recovery and utilization solutions.
A multi-stage heat recovery system is employed to maximize the recovery and utilization of waste heat, steadily improve energy efficiency, and reduce production energy consumption.
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Applicable paper types
Product Cases
Product Performance
| Serial number |
Customer Name |
Model/Specification |
Paper type |
Scope of Supply |
Quantity |
| 1 |
Dahua (Nigeria) Paper Industry |
4800–700 meters |
Containerboard |
Enclosed hoods, exhaust ventilation and exhaust heat recovery systems, and baghouse air supply systems |
/ |
| 2 |
Shandong Xinhé Paper Engineering Co., Ltd. |
4560–550 meters |
Coated whiteboard paper |
Enclosed hoods, exhaust ventilation and exhaust heat recovery systems, and baghouse air supply systems |
/ |
| 3 |
Zhejiang Huachuan Industrial Group Co., Ltd. |
4800–500 meters |
Spool paper |
Enclosed hood retrofit and heat recovery system |
/ |
| 4 |
Shantou Yaode Paper Co., Ltd. |
3550-500 meters |
Coated whiteboard paper |
Enclosed hoods, heat recovery systems |
/ |
| 5 |
China Light Industry Changsha Engineering Co., Ltd. |
5,800–1,200 meters |
Containerboard |
Enclosed Hood Exhaust Heat Recovery System (PM5 & PM6) |
/ |
| 6 |
Yunnan Dongsheng Paper Industry Co., Ltd. |
6,800–1,100 meters |
Containerboard |
Enclosed hoods, exhaust ventilation and exhaust heat recovery systems, and baghouse air supply systems |
/ |
| 7 |
Shandong Jin Cai Lun Paper Co., Ltd. |
2640–500 meters (left-hand phone) |
Specialty cultural paper |
Waste Heat Recovery Enclosed Hood System |
/ |
| 8 |
Shandong Jin Cai Lun Paper Co., Ltd. |
2640–500 meters (right handset) |
Specialty cultural paper |
Waste Heat Recovery Enclosed Hood System |
/ |
| 9 |
Taian Yuanwang Energy Investment Co., Ltd. |
1880-500 / four units; 3600-800 / one unit |
Specialty cultural paper |
Airhood Ventilator Heat Recovery System |
5 sets |
| 10 |
Shijiazhuang Tianjinsheng Nonwoven Technology Co., Ltd. |
2640–500 meters |
Filter paper |
Enclosed hood and heat recovery system |
/ |
| 11 |
Pucheng Dongxing Paper Industry Co., Ltd. |
5100–750 meters |
T paper |
Waste Heat Recovery System for Enclosed Hood Ventilation Systems |
/ |
| 12 |
Zaozhuang Hengyu Paper Industry |
1880-350/1 unit; 2640-150/1 unit; 2880-150/3 units |
Specialty paper |
Enclosed Hood Ventilation Waste Heat Recovery System |
5 sets |
| 13 |
Fujian Shanying International |
5800/1500m/min |
Containerboard |
Enclosure Hood and Heat Recovery System Retrofit |
1 set |
| 14 |
Guizhou Pengsheng Paper Industry |
5850/1100m/min |
Containerboard |
Waste Heat Recovery System |
2 sets |
| 15 |
Shandong Tiandi Yuan Paper Industry |
4800-750m/min |
Containerboard |
Enclosed hoods, heat recovery systems |
1 set |
| 16 |
Shanxi Yufeng Paper Industry |
4600/700m/min |
Containerboard |
Enclosure Ventilation and Heat Recovery System |
1 set |
| 17 |
Shijiazhuang Tianjinsheng |
2640/600m/min |
Filter paper |
Airhood ventilation system and waste heat recovery system |
1 set |
| 18 |
Shandong Tai’an Yuanwang Energy Investment |
3800/1000m/min |
Specialty paper |
Airhood ventilation system and waste heat recovery system |
1 set |
| 19 |
Shandong Tai’an Yuanwang Energy Investment |
1880/650m/min |
Specialty paper |
Airhood ventilation system and waste heat recovery system |
4 sets |
Product Inquiry
Contact Information
Mobile: +86 18807310558 / +86 13907318443
Email:postmaster@hnzdep.com
Address: Room 908–909, New World Chuangdi, No. 139, Laodong East Road, Yuhua District, Changsha City, Hunan Province
Xiangtan Branch: Yuhu High-Tech Industrial Development Zone, Xiangtan City, Hunan Province, China
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