In the following article, Intech Group will provide a comprehensive view of the concept of automation in warehouse management, commonly applied technologies, implementation processes, helping businesses achieve when converting to a smart warehouse model.

What is warehouse automation?

Warehouse automation is the process of using technology, industrial robots and smart management software to automate warehouse operations from importing, storing, moving, to exporting goods with minimal human intervention.

In this model, manual and repetitive tasks such as loading, transporting, and data entry are replaced by AGV/AMR self-driving vehicles or warehouse management software systems (WMS).

Specifically: Employees only need to load goods onto AGV/AMR self-driving vehicles, the vehicles will automatically move the goods to the shipping area, and the software will record and update the status of the goods in real time.

In addition, many businesses choose to automate warehouse management using software such as warehouse management systems (WMS) or data analysis tools to control inventory and reduce dependence on manual data entry. The new trend in the industry is to integrate robots and artificial intelligence (AI) into warehouse operations, aiming at smart warehouses.

Digital Automation in Warehouses

Digital Automation is the application of data and software to reduce manual operations in warehouse management. For example, automatic identification and data capture (AIDC) technology such as mobile barcodes or RFID, helps businesses track, record and process goods information quickly and accurately.

Benefits of Digital Automation

Digital automation brings many clear benefits in warehouse operations, including:

- Direct integration with enterprise resource management systems (ERP) or warehouse management systems (WMS), helping to synchronize data and manage inventory information effectively.

- Enhance data security and minimize errors due to manual data entry.

- Improve labor safety, limit operational risks and better comply with legal regulations.

- Improve employee performance and experience, while improving customer service quality.

- With the support of AIDC technology, businesses can shorten inventory times, optimize import-export processes, and reduce costs arising from operational errors.

Challenges of digital automation

Businesses also need to note some challenges when implementing:

- Initial investment costs for software, hardware, and employee training can be relatively high.

- The system requires good technology infrastructure and security to limit the risk of data loss or leakage.

- A team of specialized technicians is needed to manage, operate, and maintain a stable system.

Physical Automation in Warehouses

Physical Automation focuses on the use of mechanical equipment, robots or automated transport systems to optimize the movement, loading and storage of goods in the warehouse.

Advantages of physical automation

- Increase warehouse efficiency and capacity, optimize storage space.

- Improve accuracy, reliability and scalability.

- Shorten order processing time and improve service quality.

Disadvantages of physical automation

- High initial investment, operation and maintenance costs.

- Requires a highly specialized technical team to ensure the system operates continuously and stably.

- Some equipment is designed for a specific function, limiting flexibility in expanding or changing the process.

How does automation work in warehouse management

Automation systems in warehouse management operate based on the combination of warehouse management software (WMS) and automated technologies such as robots, sensors, conveyors, conveyor belts or automated storage and retrieval systems (AS/RS).

Specifically, WMS software will play a central role, helping to:

• Automate data entry and inventory control.

• Analyze data, forecast demand and support decision making.

• Manage the flow of goods, from import to export.

When integrated with robots or automated devices, this system can operate continuously, ensuring fast, accurate processing and reducing dependence on human resources.

Levels of Automation in Warehouse Management

Warehouse automation can be implemented at different levels from basic to advanced depending on the scale, budget and operational needs of each business.

Basic Warehouse Automation

This is the first level in the automation journey, focusing on eliminating repetitive manual tasks with basic but effective equipment.

For example, small and medium-sized enterprises can apply automatic conveyor belts, turntables or mechanical carts to transport goods between areas in the warehouse, helping employees save time and effort.

Warehouse System Automation

At this level, businesses integrate management software and data technology to improve warehouse control and operations.

The warehouse management system (WMS) plays a central role, helping businesses:

• Track and manage inventory in real time.
• Analyze data and plan effective order processing.
• Optimize warehouse travel routes, limit redundant operations.

For example: WMS software can analyze the daily order list, thereby suggesting employees to pick up items in the same area, reducing travel time and increasing order processing speed.

Mechanized Warehouse Automation

This is a more advanced level, when robots and automated equipment are deployed to directly support warehouse operations, significantly increasing operational productivity. However, it needs to be accompanied by a suitable maintenance, management and personnel training system.

For example: Automatic picking robots (AS/RS) can move, lift and lower shelves and bring products to the employee's work area, helping them easily sort and pack products.

Advanced Warehouse Automation

This is the highest level of warehouse management automation, when the entire operating process is fully automated using modern technologies such as robots, sensors, artificial intelligence (AI) and real-time tracking systems.

For example: Smart AGV autonomous vehicles can automatically receive tasks, locate goods, move and update status to the online management system. With a high level of investment but bringing outstanding efficiency, helping businesses build smart, flexible and sustainable warehouses to meet the trend of comprehensive digital transformation.

Types of Automation Technology in Warehouse Management

Below are the popular types of warehouse automation technology that many businesses are implementing to improve their competitiveness.

Goods-to-Person (GTP) system

Goods-to-Person (GTP) is a solution that helps bring goods directly to employees, instead of having them move around the warehouse to search for them.

GTP systems often include conveyor belts, turntables, and automatic elevators, responsible for transporting goods between storage areas and order processing areas.

Automated Storage and Retrieval System (AS/RS)

AS/RS is a form of GTP technology, designed to store, sort, and retrieve goods automatically through equipment such as material handling vehicles, forklifts, or smart shelves.

Suitable for warehouses with limited space but large volume of goods, helping to take advantage of height and warehouse area.

Automatic AGV (AGV - Automatic Guided Vehicle)

AGV is an automatic vehicle commonly used in large warehouses, with the task of transporting goods along fixed routes by guiding with magnetic strips, wires or sensors.

AGV is suitable for warehouse environments with few people passing by, where the operating process is stable and requires speed, safety and high accuracy in moving goods

Autonomous Mobile Robot (AMR)

Autonomous Mobile Robot (AMR) is a breakthrough thanks to its ability to self-locate, self-navigate and self-avoid obstacles in complex environments.

AMR uses a system of sensors, cameras and digital maps, allowing flexible route programming and easy expansion of operations. This technology is especially suitable for e-commerce warehouses or distribution centers with large volumes of goods.

Pick-to-Light and Put-to-Light systems

This is a technology that supports the operation of picking and placing goods using digital display lights.

When there is an order, the system will activate the indicator light at the product storage location, helping employees quickly determine the exact location to pick or place the order.

Combined with a mobile barcode scanner, the Pick-to-Light and Put-to-Light systems minimize errors, increase processing speed and improve accuracy in picking.

Voice Picking and Tasking

This technology uses voice recognition software combined with mobile headsets, allowing employees to receive verbal instructions during work. Voice Picking is being applied by many logistics businesses to improve accuracy and safety in warehouse operations.

Automated Sortation System

Automated sorting systems are used in large-scale distribution centers where the volume of goods is constantly circulating.

This technology uses barcode scanners, sensors and RFID to identify, sort and transfer goods to the appropriate area.

The Role of Automation in Warehouse Management

An inefficient warehouse will directly affect customer experience and business performance. In contrast, an automated warehouse not only better meets growing demand but also optimizes operations with limited resources, specifically:

Increase productivity and efficiency

Automation systems help speed up order processing, improve warehousing, shipping and transportation capacity, thereby increasing overall operational efficiency.

More efficient use of resources

Repetitive manual tasks are automated, freeing up employees to focus on higher-value work, enhancing creativity and optimizing human resources.

Reducing labor and operating costs

Automation helps reduce recruitment, training and employee management costs, while reducing human errors, saving costs in handling defective, damaged or missing goods in the warehouse.

Improve customer service

Automation helps shorten delivery times, reduce errors in order processing, and improve customer satisfaction.

Inventory Control and Warehouse Space Optimization

Automated systems accurately track inventory in real time, helping to reduce stockouts, product loss, and optimize storage space, making the most of warehouse space.

Improve accuracy and reduce errors

Automated systems operate more reliably than manual ones, minimizing errors in picking, packaging, shipping, and sorting products.

Improve safety and working conditions

Automating heavy or dangerous tasks helps reduce work accidents, creating a safer working environment for employees.

Collect accurate data and make effective decisions

Automated systems provide accurate and real-time data, supporting businesses to make timely and informed decisions, from forecasting demand to optimizing operating processes.

Improve material handling coordination

Automation helps to efficiently coordinate material handling equipment and processes, ensuring smooth flow of goods, increasing inbound and outbound speeds and improving service quality.

Frequently Asked Questions When Applying Automation to Warehouse Management

Here are eight key questions to help businesses assess the right time to automate their warehouse:

Is order processing capacity limited due to lack of human resources?

If the warehouse regularly experiences delays in processing orders due to lack of staff, automation can help speed up processing and meet customer demands in a timely manner.

Does the current warehouse process rely heavily on manual labor?

Time-consuming manual operations such as loading, moving, and inventory can be replaced with automated technology, such as Goods-to-Person (GTP) systems, to reduce labor and improve operational efficiency.

Is order processing capacity declining?

If the business is having trouble meeting order volume or staff productivity is not enough to meet growth needs, implementing automation will increase processing capacity and optimize warehouse processes.

Is inventory counting accurate?

Inventory errors directly impact business decisions, inventory forecasting, and the supply chain. Integrated WMS systems with automated equipment help ensure accurate inventory data, reducing the risk of human error.

Is your current warehouse management software outdated or still using manual tools?

If your business is using outdated spreadsheets or management software, your warehouse processes will struggle to meet increasingly complex demands. Modern WMS not only replaces manual processes, but also integrates with robots, AMRs, and other smart devices.

Are your customers experiencing supply chain issues?

Feedback from customers about delivery delays or order errors is a clear sign that your warehouse needs to optimize processes and improve performance through automation.

Do you need to increase or decrease staffing due to seasonal or fluctuating demand?

Automation helps maintain consistent performance regardless of staffing or demand fluctuations, reduces recruitment costs, reduces seasonal staff training, and ensures continuous, uninterrupted warehouse operations.

Do key stakeholders support warehouse automation?

Built-in buy-in from leadership, warehouse managers, and employees is key to a successful automation project. Lack of buy-in can lead to difficulties in implementing, operating, and optimizing the system.

Steps to Implement Effective Warehouse Automation

To successfully implement warehouse automation, a business needs a detailed plan and close coordination between stakeholders. Here are 5 steps to effectively implement warehouse automation.

Step 1: Establish an Implementation Committee

The first step is to establish a project committee consisting of internal stakeholders who understand the current warehouse situation, operational capacity and existing challenges. This committee should include: Warehouse and operations management personnel, IT or technical staff who understand the current technology infrastructure, operations or supply chain management experts.

Step 2: Collect important data

A successful automation project depends on accurate data about the supply chain and warehouse operations.
Businesses need to evaluate the current data collection process, audit the data infrastructure, assign IT staff or data experts to take on data conversion and standardization.

Step 3: Inventory Control

Before implementing automation, businesses need to:

• Define or improve standard operating procedures (SOPs) for import - export - storage.
• Set up key performance indicators (KPIs) to evaluate the effectiveness of the automated process.
• Evaluate the current inventory method (periodic or continuous inventory) and determine the impact of automation.

Step 4: Implement a warehouse management system (WMS)

The WMS system is the heart of an automated warehouse, providing the following functions:

• Manage and track inventory in real time.
• Run warehouse operations and reduce manual work.
• Improve customer service with accurate and timely data.

Modern WMSs are mobile-compatible and integrate with enterprise software such as ERP, helping businesses coordinate the entire warehouse efficiently.

Step 5: Choose the right automation solution

The choice of technology and automation solution should be based on business goals and operational needs:

• If the business needs to reduce manual data entry and warehouse accounting, digital automation solutions are the right choice.
• If the goal is to optimize physical processes, increase productivity and expand warehouse space, solutions such as robots, AMR, AGV or GTP systems will be more effective.

Methods for effective warehouse automation implementation

For the automation implementation process in warehouse management to be highly effective, businesses need to have a specific strategy:

Integrating the automation system with WMS

The warehouse automation project needs to be synchronously integrated with the warehouse management system (WMS - Warehouse Management System) to help businesses manage inventory in real time, track import - export processes, monitor work performance and automate manual tasks such as data entry or inventory.

Invest in flexible and scalable solutions

When choosing an automation solution, businesses need to prioritize systems with high flexibility and scalability that adapt to modern supply chain cooperation models such as 3PL, dropshipping or multi-channel e-commerce.

Automate data collection and storage

Enterprises apply technologies such as mobile barcodes, RFID, and cloud computing platforms to collect, store, and transmit information to help record data, eliminating manual errors and providing accurate data on performance and inventory.

Continuous and accurate inventory

With the Cycle Count feature in WMS, businesses can automate the reconciliation of actual inventory quantities with system data using barcode scanners or RFID sensors. Regular inventory helps detect data discrepancies early, ensuring high accuracy and maintaining reasonable inventory levels.

Optimize the receiving process

Enterprises need to deploy an automatic data collection system at the receiving area, recording information on product type, size, weight, and storage location. The data is then transferred to WMS to automatically allocate storage locations and coordinate human resources.

Evaluate and Optimize Warehouse Design

Before implementing technologies such as automated picking systems (GTP), automated storage and retrieval (AS/RS), autonomous robots (AGV, AMR) or sorting systems, businesses need to re-evaluate the design and layout of their current warehouse space. Businesses should work with automation experts, mechanical and electrical contractors and logistics architects to develop a suitable layout plan.

Automate critical warehouse processes

A modern warehouse needs to automate all critical operations to optimize performance.

• Receiving: Use barcode or RFID scanning devices to record warehouse entry data accurately and quickly.
• Returns: Use automated sorting and conveyor systems to process returns, sort, and return goods to storage locations.
• Putaway: Automate the movement and arrangement of goods using robots or intelligent guidance systems to reduce storage time.
• Picking: Use autonomous mobile robots (AMR) or Goods-to-Person (GTP) systems to help employees reduce travel time, increase order processing speed.
• Sorting and Packing: Use Sortation Systems and automated packaging to ensure accuracy, save material costs, and reduce the risk of damaged goods.
• Replenish inventory: The system automatically monitors inventory levels and triggers new orders when they reach a minimum, helping businesses avoid shortages or overstocks.
• Shipping: Use conveyor belts, sensors, label printers, and transportation management software (TMS) to automatically select carriers, calculate freight, and label bills of lading.

Real-life examples of warehouse automation

The application of advanced technology helps optimize the storage process, inventory management and order processing with high speed and accuracy. Here are some real-life examples of automation in warehouse management.

Automatic barcode scanning – Amazon's platform solution

Amazon has applied barcode scanning and automatic labeling systems to optimize warehouse operations and process orders with impressive speed.

Each product when entering the warehouse is assigned a separate barcode, allowing the system to accurately track the location and status of goods throughout the storage process. The storage shelves are also coded to help robots and employees easily identify the location of the goods to be exported.

When an order is created, the system will automatically update the picking list and optimal moving route, helping employees save time and increase accuracy in processing.

Automated Picking with Goods-to-Person (GTP) System – Nike

Nike Group has invested in deploying the GTP automated picking system at a large-scale distribution center in Japan. This system uses autonomous robots that move between areas, bringing shelves or pallets containing products to the location of warehouse staff.

Instead of employees having to move around the warehouse to find products, robots will proactively bring goods to the operator (Goods-to-Person), helping to shorten order processing time and minimize errors.

This solution has helped Nike optimize logistics productivity, and successfully deploy Same-day Delivery service for customers in the Japanese market.

Robots and Technology Trends in Modern Warehouses

According to forecasts, global online retail sales of physical goods will reach nearly 500 billion USD, leading to a huge demand for warehousing services and logistics automation.

Warehouse managers report that:

• More than 90% of businesses consider cutting operating costs as a key factor to balance the need to expand storage space and the shortage of human resources.

• Most businesses believe that ignoring automation will cause long-term operating costs to increase much more than the initial investment cost for the automated system.

• Automation in warehouse management is no longer a distant trend but an urgent requirement if businesses want to maintain competitiveness and meet the growth rate of the market.

• Modern warehouses do not stop at storing goods but also become flexible processing, customization and distribution centers according to the "just-in-time" model.

Robotics

According to statistics, investments in warehouse robot startups increased by 57% in the first quarter of 2020, reaching more than 380 million USD, and continued to increase strongly in the post-pandemic period.

Robots not only help with transportation, picking, packaging and sorting, but are also integrated with artificial intelligence (AI) to learn and optimize operating processes in real time.

Cobotics

Cobot (Collaborative Robot) is a generation of robots designed to support humans instead of completely replacing them. In warehouses, Cobot AMR (Autonomous Mobile Robot) can scan the surrounding space with 360-degree sensors, avoid collisions and automatically adjust the direction of movement.

Supply Chain as a Service (SCaaS)

The SCaaS model allows businesses to use robotic systems, software and smart warehouse infrastructure on a subscription basis, saving on initial investment costs, ensuring professional services, regular maintenance and stable performance.

Application of Blockchain technology
Blockchain's decentralized digital ledger system allows parties in the supply chain to connect and share data automatically, securely and uneditably, helping to increase reliability in goods control, transportation and storage.

Drones in Warehouse Management

Warehouse drones are being used to take inventory, scan barcodes and take pictures to check the status of goods. When combined with a Cloud-based WMS system, drones can automatically fly to check shelves, record data and synchronize with the central management system.

Mobile Shelving System

Large enterprises such as Amazon are applying the GTP system combined with AGV/AGR autonomous vehicles to move mobile shelves in the warehouse to the operating location of employees, helping to shorten travel time, reduce fatigue and increase productivity.

Autonomous vehicles in logistics

In the future, autonomous forklifts and AGV autonomous vehicles will automatically move goods between manufacturers, warehouses and retail points, contributing to reducing logistics costs and shortening transportation times.

Integrating ERP and Artificial Intelligence

API and Machine Learning (ML) technology helps the automated warehouse system integrate directly with ERP, forming a unified management platform that synchronizes production - inventory - order data, while reducing the workload of back-office staff so they can focus more on development.

Big Data

The application of Big Data and Cloud platform allows the collection, processing and analysis of warehouse operation data in real time. Enterprises can forecast demand, manage inventory and optimize processes thanks to accurate data models.

Internet of Things (IoT) and RFID sensors

IoT plays an important role in warehouse monitoring and management. RFID sensors help track the location and status of goods in real time, ensuring transparency and accuracy of data. When integrated with IoT systems, the entire monitoring chain, from storage to transportation, can be automated.

Automation in warehouse management is becoming an irreversible trend in the modern era of manufacturing and logistics.

Intech Group - a pioneer in the field of automation and industrial robots in Vietnam, provides comprehensive automated warehouse solutions, from robot systems, conveyor belts, WMS to ERP integrated management software. We are committed to accompanying businesses on the journey of digital transformation of warehouses in the era of industry 4.0.