SPD研究所 List of Products and Services

We would like to introduce our power management board, the 'VK-PM-5V'. This circuit board is designed to collect and manage power ranging from microwatts (μW) to milliwatts (mW) generated from various DC power sources such as photovoltaic cells and thermoelectric generators. This unit implements a high-efficiency boost converter/charger for products and systems with stringent power and operational requirements. 【Features】 ■ Ultra-low power consumption, high-efficiency DC-DC boost converter/charger ■ Continuous energy harvesting from low voltage input power sources: VIN ≥ 130mV (standard) ■ Ultra-low quiescent current: IQ < 330nA (standard) ■ Cold start voltage: VIN ≥ 330mV (standard) ■ Programmable dynamic maximum power point tracking (MPPT) *For more details, please refer to the PDF document or feel free to contact us.

• Embedded Board Computers

The "VK-SS-50" is a solar simulator that utilizes LED light sources. It independently drives multiple LEDs at 22 individual wavelengths across a spectrum from 370nm to 1030nm. It communicates with a PC via Bluetooth, allowing for individual switching of all 22 LEDs to adjust the irradiated light spectrum. 【Features】 ■ Variable output adjustment from 0.0001 to 1.0 solar ■ Automatic calibration through built-in intensity measurement ■ Over 20,000 hours of LED lifespan ■ Electric sample mount stage ■ Output beam size of 30mm x 30mm *For more details, please refer to the PDF document or feel free to contact us.

• simulator

The "VK-IPCE-10" is a product used to measure the conversion efficiency (IPCE) from incident photons to electrons in photovoltaic cells or light sensors, as well as their spectral response (SR) characteristics. Utilizing powerful microcontroller-based digital signal processing technology, it synchronizes the detection of extremely low current signals. It features a beam splitter-based dual beam technology that performs real-time light intensity measurements (simultaneously measuring the user sample and reference cell) to optimize the accuracy of IPCE measurements. 【Features】 ■ Users can perform IPCE measurements with a single click. ■ Advanced Bluetooth communication allows users to control all functions remotely. ■ No additional equipment such as lock-in amplifiers, source meters, or lamp power supplies is required. ■ It can be used simply by turning on the main power switch. *For more details, please refer to the PDF document or feel free to contact us.

• Other electronic measuring instruments

The "VK-SH-50" is a solar cell evaluation holder equipped with spring-loaded gold-coated electrical contact probes. It is specially designed for I-V and MPPT measurements of multi-electrode solar cells, ensuring accurate and reliable results at all times. Unlike holders that require mounting bolts, this product can be quickly disassembled without any tools. 【Features】 ■ Designed with customer convenience in mind ■ Can be quickly disassembled without any tools ■ Offers both a manual selector switch and an automatic switching system designed to provide reliable and efficient performance *For more details, please refer to the PDF document or feel free to contact us.

• Testing Equipment and Devices

We would like to introduce our "Simulation Model of Perovskite Solar Cells" that we handle. We have developed an equivalent circuit model that is specially adjusted to faithfully mimic the hysteresis effect observed in Perovskite Solar Cells (PSC). This is a robust model that employs a combination of Si photodiode components, capacitors, and resistors. 【General Parameters of the PSC Model (PCM-201VK) (Partial)】 ■ Effective Area: 0.0162 cm² ■ Illumination: 1 SUN (AM 1.5 simulated sunlight) ■ Scan Start Voltage: 1100 mV ■ Scan End Voltage: -50 mV ■ Scan Step Size: 30 mV ■ Hold Time: 50 ms *For more details, please refer to the PDF document or feel free to contact us.

• simulator

The "VK-PA-1000" is a PV power analyzer equipped with functions such as tracing the IV curve of solar cells and maximum power point tracking (MPPT). The analyzer functions as an optimal load to continuously extract maximum power from the cell and track the MPP. Additionally, users can directly measure open circuit voltage and short circuit current, and plot current and time under specific fixed output voltage conditions. 【Features】 ■ Tracing the IV curve of solar cells ■ Maximum power point tracking ■ Programmable electronic load *For more details, please refer to the PDF document or feel free to contact us.

• Ammeter

The "KV-25 II" is a spray thermal decomposition deposition device that allows for easy setting of operation parameters using a keypad and LCD. The spray nozzle is mounted on an electric stage and moves in a circular path to expand the uniform application area. Additionally, it can be controlled using the onboard keypad and LCD, or connected to a computer via Bluetooth. 【Features】 ■ Mobile spray nozzle ■ User interface *For more details, please refer to the PDF document or feel free to contact us.

• Other physicochemical equipment

We would like to introduce our automatic electrode stacking and deposition device, 'VK-PUM-1010×4', for flexible DSC production. The loading method involves automatically picking up the upper electrode from the loading tray. Approximately 135 sheets (when the sheet thickness is 0.2mm) can be loaded onto the tray, while the lower electrode is manually loaded onto the hot plate by the user. The unloading method automatically unloads the completed modules onto the unloading tray, which can accommodate about 70 modules (when the module thickness is 0.4mm). 【Technical Specifications (Partial)】 ■ Electrode pickup method: Vacuum pads (4), recommended maximum operating temperature for rubber pads is 200℃ ■ Vacuum levels for weight blocks and flexible electrode sheets - For weight blocks: Complete vacuum level of the pump - For flexible electrodes: The vacuum level can be reduced by rotating two flow control valves until the deformation of the electrodes is eliminated. *For more details, please refer to the PDF document or feel free to contact us.

• Other processing machines

The "KV-100" is a spray thermal decomposition deposition device equipped with an exhaust pump that has a 50mm exhaust diameter and a powder filter. The spray nozzle is mounted on an electric XY stage, utilizing a special spray line pattern to produce a uniform film. With the liquid supply system equipped with an automatic syringe pump, users can set the initial parameters for precise spray speed and total liquid amount. 【Special Features】 ■ Movable spray nozzle ■ Spray amount control ■ Remote control operation *For more details, please refer to the PDF document or feel free to contact us.

• Other physicochemical equipment

The "VK-TFP-120" is a thin film printer that provides an ideal solution for preparing perovskite solar cells without a glove box. Using up to four types of chemical solutions, it forms thin films of single or composite chemicals through inkjet printing technology. It can apply up to two different thick coatings with a single nozzle (Φ=0.2 - 1mm). 【Features】 ■ Four piezoelectric inkjet print heads for functional thin film production ■ Two coating units for applying pastes such as conductive carbon paste, silver paste, and cell sealing resin ■ Fully automated chemical supply system with purging, drainage, and cleaning operations ■ Compatible with a wide range of solvents ■ The entire process is conducted in an inert gas environment *For more details, please refer to the PDF document or feel free to contact us.

• Other physicochemical equipment

We would like to introduce our "Multi-cell Electrolyte Filling Machine for Manufacturing Flexible Dye-Sensitized Solar Cells." Utilizing vacuum filling technology, the filling process is carried out in an N2 environment. It can be used for both flexible plastic modules and glass modules. 【Features】 ■ Simultaneous filling of two modules ■ No limitation on the number of cells within the module ■ Filling speed: 2 modules/min ■ Utilizes vacuum filling technology ■ Filling process conducted in an N2 environment *For more details, please refer to the PDF document or feel free to contact us.

• Filling and bottling machines

The "VK-UV-1515" is a UV irradiation device used for curing ultraviolet curing resin that bonds the photoelectrode and counter electrode of solar cells. With a microcontroller-based built-in timer, it accurately controls the UV irradiation time and records the total usage of the lamp. It can be customized for remote operation to be mounted across the entire conveyor belt and integrated into an automated production line. 【Features】 ■ Supports samples up to 150×150mm in size ■ Samples are placed on a rotating table to achieve uniform irradiation ■ Emits UVA radiation (300–420nm) suitable for most commercially available UV resins ■ Accurately controls UV irradiation time and records the total usage of the lamp ■ Customizable for remote operation to integrate into an automated production line *For more details, please refer to the PDF document or feel free to contact us.

• Ultraviolet irradiation equipment

The "VK-MPA-100" is a multi-channel PV power analyzer consisting of six independent programmable electronic loads. During MPPT measurement, each sample is individually maintained at the maximum power point by the MPPT algorithm of the microcontroller firmware. Additionally, dedicated user-friendly computer software is provided to control all functions and data logging. 【Features】 ■ Capable of simultaneous I-V measurement and maximum power point tracking for up to 6 solar cells ■ Continuously plots light intensity and temperature data along with Pmax ■ Each sample can measure up to 10V & 1A capacity ■ Comes with dedicated user-friendly control software ■ Wireless communication via PC software *For more details, please refer to the PDF documentation or feel free to contact us.

• Ammeter

Do you have any requests such as wanting to effectively conduct electricity using glass substrates used in LCDs, electronic components, and solar cells, or wanting to use glass substrates as heaters by heating them up? At SPD Research Institute, we can deposit films with sheet resistance and thickness tailored to your needs! We can also provide high-performance glass substrates with a transmittance of over 80% on a contract basis. *Testing with our self-developed deposition equipment is possible. We have numerous achievements with major electronics and chemical manufacturers! 【Do you have any of the following requests?】 ■ I want to experiment with a wide range of thicknesses from 0.2 mm to 2.5 mm for thin glass. ■ I want to deposit films not only on glass but also on metal (such as SUS/aluminum) substrates. ■ I want to deposit films selectively on specific patterned areas. ■ I want to try different types of films. *Examples: FTO, ITO, T:O², ATO, AZO, CuI², PTO, etc. At SPD Research Institute, we can achieve film deposition tailored to your requests because we manufacture our own deposition equipment. Please feel free to contact us. *For information on thin film coatings for glass, metal, ceramics, etc., please download the PDF or contact us.

• Surface treatment contract service

The "PV Power Analyzer (VK-PA-300)" is a solar cell evaluation device that incorporates research and development functions for evaluating the current-voltage characteristics of solar power generation elements. It is compatible with modular solar power generation elements (10V/3A) and features a Maximum Power Point Tracking (MPPT) function, allowing observation of the process of reaching the maximum power point from different points (voltages) and directions. 【Features】 ■ Display of the transition of power/current/voltage/conversion efficiency after reaching the maximum power point ■ One-click measurement of "Open Circuit Voltage (Voc)" and "Short Circuit Current (Isc)" ■ Effective evaluation in a short time *Please contact us if you wish to request a demo loan. *For product details, please refer to the PDF.

• Voltage Meter

The "PV Power Analyzer (VK-PA-25/VK-PA-Pico)" is a solar cell evaluation device that incorporates research and development functions for evaluating the current-voltage characteristics of solar power generation elements. In addition to the conventional current-voltage characteristic (I-V characteristic) measurement function, it is equipped with the ability to measure (plot) the time variation of current at a specified voltage (amperometry). *VK-PA-25: Evaluation of single-cell solar cells / VK-PA-Pico: Evaluation under extremely low illumination. 【Features】 ■ Equipped with MPPT function, efficiently conducts evaluation of next-generation solar cells with hysteresis characteristics. ■ In current-voltage measurement, measures (plots) the time variation of current at the specified voltage. ■ Enables effective evaluation in a short time. *For inquiries about new products, please contact us directly.

• Voltage Meter

This is a series of small, low-cost film deposition devices (thin film manufacturing devices) using the SPD method. SPD devices can be generated without a vacuum, so a clean room is not necessary. Additionally, the equipment is compact and tabletop in design, making it ideal for use in laboratories and development sites. 【Features】 ■ Compact thin film manufacturing device in a tabletop design ■ No clean room required due to non-vacuum operation 【Product Lineup】 ■ KM-300 ■ KV-25 ■ KV-50 ■ KM-150 ■ KV-100 *For more details, please refer to the PDF document or feel free to contact us.

• Separation device

The "PV Power Analyzer (VK-PA-25/VK-PA-Pico)" is a solar cell evaluation device that incorporates research and development functions for evaluating the current-voltage characteristics of solar power generation elements. Many next-generation solar power generation elements exhibit hysteresis characteristics, which pose challenges such as "difficulty in accurate evaluation with conventional current-voltage characteristic assessments" and "the need for long measurement times." By utilizing the built-in MPPT function of this device, effective evaluation can be performed in a short time. Additionally, it is equipped with a function to measure (plot) the time variation of current at a specified voltage, in addition to the conventional current-voltage characteristic (I-V characteristic) measurement function (amperometry). 【Features】 ■ Equipped with MPPT function, enabling efficient evaluation of next-generation solar cells with hysteresis characteristics. ■ In current-voltage measurements, it measures (plots) the time variation of current at the specified voltage.

• Voltage Meter

SPD Research Institute, Inc. is a company engaged in the manufacturing and sales of SPD thin film formation equipment, as well as the development of next-generation thin film solar cells. Our company aims to provide energy supply using various thin films produced by chemical thin film formation technology, along with the production of devices related to this technology, and to develop new dye-sensitized solar cell systems that contribute to environmental conservation. In the fields of energy and the environment, we challenge ourselves to create innovative and high-value-added products that meet customer needs, contributing to society together with our clients. [Business Introduction] ■ Manufacturing and sales of SPD thin film formation equipment, DSC and PSC prototype equipment, FTO transparent conductive films, etc. ■ Development of next-generation thin film solar cells ■ Contract research and development of prototypes related to thin film application devices ■ Development of DSC continuous production systems For more details, please refer to our catalog or feel free to contact us.

• Power Monitoring Equipment

The "VK-PA-Pico" operates as an ideal ammeter (voltage loss <5μV) and is a PV power analyzer capable of measuring the short-circuit current of solar cells. It allows current measurements at user-defined voltages, displays voltage, current, power, and resistance values on the screen, and can also graph the time changes during measurement. 【Equipped Modes】 ■ Microcurrent Meter Mode ■ Potentiostat Mode ■ Current-Voltage Trace Mode ■ Maximum Power Point Tracking Mode For more details, please refer to the catalog or feel free to contact us.

• Voltage Meter

The "VK-PA-100" is a PV power analyzer that incorporates functions for research and development, such as evaluating the current-voltage characteristics of solar cells. In the current-voltage characteristic evaluation function for solar cells, various parameters can be set, and the current and voltage corresponding to the scanning voltage can be displayed in a graph. Additionally, with the advanced options, it is also possible to set the hold (stop) time at the initial, intermediate, and end points, allowing for the graphing of the time variation of current at specified points. This product also includes three other functions for research and development. 【Special Research and Development Functions】 ■ Current-voltage characteristic evaluation function for photovoltaic cells ■ Maximum power point tracking function ■ Full-range current-voltage characteristic evaluation function ■ Four-terminal resistance measurement For more details, please refer to the catalog or feel free to contact us.

• Voltage Meter

This is the manufacturing process for large-area dye-sensitized solar cells proposed by SPD Research Institute. 1. SPD Film Deposition Device 2. Silver Paste Dispenser 3. Dye Coating Device 4. UV Sealant Dispenser 5. Drill Robot 6. Electrode Fabrication Machine 7. Infrared Irradiation Device 8. Electrolyte Injector *For more details, please refer to the catalog or feel free to contact us. This catalog is available in English.

• Separation device

It is a small, low-cost film deposition device using the SPD method. Maximum substrate size: 100mm x 100mm *For more details, please refer to the catalog or feel free to contact us. This catalog is available in English.

• Separation device

It is a small, low-cost film deposition device using the SPD method. Maximum substrate size: 25mm x 25mm *For more details, please refer to the catalog or feel free to contact us. This catalog is available in English.

• Separation device

The SPD film formation device KM-300 is compatible with 300mm square substrates and uses three spray nozzles with a special scanning pattern to achieve uniform film formation in a short time. It features powerful downward exhaust and a powder separation system, allowing for easy removal and cleaning, or automatic operation. For more details, please contact us or download the catalog.

• Separation device

Achieved by coating glass with FTO, which has the property of not conducting electricity! High light transmittance and conductivity! Improved thickness uniformity through the moving spray method! ■□■ Currently offering product samples for free!! ■□■ *If you would like a sample, please specify "Sample Request" in your inquiry.

• Surface treatment contract service