- Making an appearance at the 45th China Sulfuric Acid Technology Annual Conference | Li Zhenglai's intelligent modular sulfuric acid plant attracts much attention
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With the assistance of the digital sulfuric acid AI expert system, we will jointly explore new paths for the small-scale, low-staff operation and intelligent management of facilities.
From September 15th to 18th, the 45th China Sulfuric Acid Technology Annual Conference was held in Ningbo. As the sponsor of this conference, Li Zhenglai Technology (Chongqing) Co., Ltd. showcased its intelligent modular sulfuric acid equipment and digital sulfuric acid AI expert system at the conference. They engaged in in-depth exchanges with users from all over the country in the fields of flue gas acid production, pyrite acid production, and sulfuric acid production, focusing on project implementation, equipment operation, and intelligent operation.
During the conference, the intelligent modular sulfuric acid equipment received widespread attention from the attendees. What they were concerned about was not only the technical parameters of the equipment, but also whether the project could be implemented quickly, whether the equipment could operate stably for a long time, and how small-scale equipment could reduce labor costs and improve management efficiency. Regarding these issues of common concern in the industry, we had in-depth discussions with the attending users.
Focusing on project implementation, the intelligent modular sulfuric acid plant has become the center of attention at the site.
For many small and medium-sized sulfuric acid plants, the construction period, on-site installation, commissioning difficulty, staffing for operation and maintenance, and long-term operational stability often determine whether the project can be successfully implemented. The intelligent modular sulfuric acid plant we bring is precisely designed based on these actual needs.
The device adopts modular and standardized modular design, consisting of 10 standard modular blocks. All are designed and manufactured according to the standard of 40-foot high-container containers, and can simultaneously meet land and sea transportation conditions. Through integrated design, the device can be quickly positioned upon arrival at the site, significantly reducing the on-site construction, installation and commissioning workload, and helping the project to start production and achieve results faster.
In terms of production capacity and deployment, a single unit of the device covers a production capacity range of 10 to 100 kt/a, supporting parallel expansion of multiple modules, and the total production capacity can be increased to 1000 kt/a. Whether it is a mining site, a chemical industrial park, or a remote project, it can be flexibly deployed; the device also supports relocation and reuse, further enhancing the utilization rate of project assets.


Standardly equipped with a digital sulfuric acid AI expert system, enabling small facilities to be managed "even with few personnel".

During the operation of the small device, high labor costs, insufficient professional technical personnel, and excessive reliance on individual operational experience are the actual pain points faced by many users. Therefore, we have adopted the digital sulfur AI expert system as the standard configuration for the intelligent modular sulfur production device, using digital capabilities to help users solve the problems of "difficulty in recruiting personnel, difficulty in retaining personnel, and difficulty in managing the device".
The digital sulfur AI expert system covers functions such as one-click start-up, load adjustment, process fault diagnosis and optimization, catalyst diagnosis, and dry absorption system diagnosis. For operators, it is not only a monitoring system but also an always-online "process expert".
During the start-up stage, the system can automatically check the start-up conditions and start the key sections such as incineration, dry absorption, water vapor, and HRS in stages according to the preset logic, achieving one-click start-up from cold state to stable operation. During the operation stage, the system supports one-click load adjustment and can provide diagnosis and optimization prompts for abnormal conditions, helping users continuously improve device management and operation levels.
With the support of the digital sulfur AI system, the intelligent modular sulfur production device can achieve 3 to 5-year long-term continuous operation, reducing the reliance on manual labor, lowering operation and maintenance costs, and enhancing the long-term operation capabilities of small-scale sulfur production devices.
Deep communication of actual needs and joint discussion of project implementation paths
During this meeting, we had face-to-face discussions with users of flue gas acidification, sulfuric acid production, and sulfur ore acidification on the implementation of projects under different application scenarios. Everyone focused on how the device can be connected with existing production conditions, how to shorten the construction period, how to achieve less-person operation, and how to ensure the long-term stable operation of the device.
In response to the questions raised by users, we discussed solutions one by one based on the modular design, integrated delivery, automated control, and digital operation capabilities of the intelligent modular sulfur production device. Through in-depth communication, we also further understood the real needs of users in project construction, production management, and operation guarantee, providing important references for subsequent product optimization and project service upgrades.

From the equipment to the training, digital capabilities run through the entire operation process.
In addition to the digital sulfuric acid AI expert system, our digital sulfuric acid OTS simulation system has also attracted attention. Based on high-precision process models, this system builds an exclusive "virtual factory" for the sulfuric acid plant. Operators can repeatedly practice various working conditions such as startup, shutdown, load adjustment, and fault handling in a zero-risk environment, accumulating practical experience.
The practice mode supports zero-cost trial and error, and the exam mode can automatically score and identify weak links, helping new employees quickly establish systematic cognition and also providing digital tools for enterprises to continuously improve operational skills and emergency handling capabilities.
With technological innovationing the industry and helping sulfuric acid plants achieve intelligent upgrades.
At this year's Ningbo conference, we received high attention from the industry for the intelligent skid-mounted sulfuric acid plant and the digital sulfuric acid AI expert system. This has further strengthened our confidence in providing technological innovation services to the sulfuric acid industry.
In the future, we will continue to focus on the sulfuric acid industry, continuously innovate around intelligent skid-mounted sulfuric acid plants, digital sulfuric acid systems, specialized equipment, and specialized instruments, and provide users with overall solutions from project construction to production operation, helping more sulfuric acid plants achieve safe, stable, efficient, and less-personnel operation.
If you are interested in the construction of small-scale sulfuric acid plants, the intelligent upgrade of existing plants, or less-personnel operation, please contact us. We look forward to working with you to create a new chapter of digital sulfuric acid.
Contact Us
Contact Number: 023-4146 3587
Official Website: www.lizhenglai.com


