CASE STUDY 1
Basic information
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Customer Name
Utility board in south of India.
Transformer Rating:
63 KVA.
BOLA Installed Date
31 Oct 2020.
Problem Detected Date
30 Nov 2020.
Problem Identified
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1.Real Time Notification
The board authorities were swiftly notified by the BOLA device, which delivered real-time alerts indicating deviations in both oil temperature and overload, enabling them to promptly address potential issues and maintain optimal operational conditions.
2. Temperature Increased
In the comprehensive case study, it was determined that the transformer's operational parameters were closely monitored, revealing a crucial finding: the maximum oil temperature reached 72 degrees Celsius
Root Cause Analysis
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1. Transformer Overloading
Throughout a specific month, the transformer consistently operated under a load exceeding 120% of its rated capacity, signaling a sustained period of elevated demand and prompting a closer examination of its performance under challenging conditions.
2. Electricity Theftning
Situated in a distant location, the transformer has encountered frequent instances of electricity theft, a trend that hasn't gone unnoticed by utility managers who've been able to identify and address these incidents through the BOLA device—an innovative Internet of Things (IoT) solution.
Potential Solutions Recommended
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1. Data-Driven Recommendations
The KRYFS team, Proposes a strategic approach. Their data-driven analysis suggests a proactive measure to prevent transformer overloading by maintaining the load consistently below 80% of the maximum rated load.
2. Performance Optimization
The recommended strategy emphasizes optimizing performance. Avoiding overloading not only preserves operational efficiency but also extends the transformer's lifespan, ensuring sustained reliability and minimizing potential issues.
Result
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1. Transformative Efficiency
Based on KRYFS team recommendations and ongoing monitoring by the BOLA device, the utility board officials maintained the loading of the transformer below 80% and as a result, maximum oil temperature were monitored below 50 degree.
1. Cost Saving
Premature failure due to excessive heating and insulation is thus avoided. As a result, the life of the transformer increased by about 5 years and saves repair and maintenance cost approximately of Rs 60K.
CASE STUDY 2
Basic information
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Customer Name
Customer based at Silvassa.
Transformer Rating:
750 KVA.
BOLA Installed Date
02 Sept 2020.
Problem Detected Date
23 March 2021.
Problem Identified
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1. Real Time Notification
The BOLA device promptly sent a real-time notification to the maintenance team, alerting them to an abnormality involving a high voltage of 285V between Rph to N on the LV (Low Voltage) side.
2. Safeguarding Operations
In response to the identified issue, the maintenance team took prompt action by initiating the immediate isolation and de-energization of the transformer, ensuring the necessary safety measures and preventive measures were effectively implemented.
Root Cause Analysis
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1. Hotspot Generation
The KRYFS team does further diagnosis and physical inspection of the transformer in their factory. The R phase winding was found to be damaged due to hotspot generation.
2.Comprehensive Diagnostics
Diagnostic tests were performed on the transformer,like the Insulation Resistance(IR) Test,Power Factor Test,and Winding Resistance Measurement. Also, the KRYFS team did an oil analysis and internal inspection of the transformer, and they found major defects.
Potential Solutions Recommended
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1. Winding Insulation Replacement
The case study involved addressing a ruptured winding insulation in the R phase. The maintenance team successfully resolved the issue by replacing the damaged insulation, ensuring the integrity of the transformer's winding system.
1. Comprehensive Solution
To rectify the problem, a comprehensive approach was taken, which included the replacement of the ruptured winding insulation, the introduction of new oil, and the subsequent rewinding of the R phase.
Result
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1.Extended Life
The implementation of BOLA, an Internet of Things (IoT)-based monitoring solution, has significantly contributed to the extension of the transformer's lifespan by approximately 5 years, showcasing its efficacy in enhancing operational longevity and overall performance.
1.Cost Savinig
Immediate isolation prevented further damage, thus saving the cost of the repair of the transformer (approximately Rs. 6 Lac) or the purchase of a new transformer (approximately Rs. 16 Lac)
CASE STUDY 3
Basic information
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Customer Name
Utility in Western part of India.
Transformer Rating:
200 KVA.
BOLA Installed Date
31 Oct 2020.
Problem Detected Date
30 Nov 2020.
Problem Identified
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1. Real Time Notification
Utility JE/AE received real-time low voltage alert notification from the BOLA, a low-cost IoT remote monitoring solution for distribution, power transformer, and electrical machine.
Root Cause Analysis
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1. Improper Fuse Connection
Conducting a thorough on-site examination, utility officers discovered a critical issue — the DO fuse was improperly connected, prompting immediate attention and corrective action.
1. Urgent Intervention
Upon immediate detection of the issue, it is crucial to promptly disconnect the transformer and initiate necessary repairs to prevent the occurrence of a prolonged single-phase transformer situation, ensuring the system's resilience and continued operational stability.
Potential Solutions Recommended
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Based on the results of automatically generated monthly reports, the KRYFS team recommends that prolonged single phasing can cause,
i) Overheating.
ii) Imbalanced Voltage.
iii) Decreased Efficiency.
iv) Mechanical Stress.
v) Reduced Lifespan.
vi) Operational Disruption.
Result
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Increased The Reliability
Thanks to BOLA, the low-cost IoT remote monitoring solution, the extended single-phase periods were avoided, thus increasing the reliability of the power system and reducing revenue
CASE STUDY 4
Basic information
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Customer Name
Renewable energy Company (Wind).
Transformer Rating:
2800 KVA.
BOLA Installed Date
o6 April 2022.
Problem Detected Date
05 May 2022.
Problem Identified
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Real Time Notification
Utility were promptly alerted in realtime through both SMS and email notifications from the BOLA Device,indicating that the winding temperature had surpassed the threshold value, enabling them to swiftly address the potential issue and ensure the transformer's optimal operational conditions.
Root Cause Analysis
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Winding Temperature & Load% Correlation
The transformer winding temperature exceeds the threshold value every time the transformer load exceeds 80%. As soon as the load drops below 80%, the status will return to normal condition
Potential Solutions Recommended
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1. Real Time Alerts
The monthly analysis report automatically generated from the BOLA dashboard recommended corrective action accompanied by graphs showing changes in winding temperature and oil temperature versus changes in percent load and ambient temperature.
In the low wind season, with reduced power generation, routine turbine inspections reveal transformer temperatures within limits. Contrastingly, in the strong wind season, nearing 100% load prompts elevated temperatures, triggering a prompt physical inspection by the maintenance team in response to BOLA device notifications.
Result
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Cost Saving.
A detailed information on the abnormality in the transformer functioning through the auto-generated reports helped the officials to take preventive measures to avoid any premature failure of the transformer and loss of revenue of about Rs.1.81 lacs per day.
CASE STUDY 5
Basic information
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Customer Name
Utility in Northern and Western part of India.
Transformer Rating:
630 KVA.
BOLA Installed Date
08 June 2022.
Problem Detected Date
09 Sept 2022.
Problem Identified
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Real Time Alerts
The Junior Engineer and Assistant Engineer of the utility promptly received a realtime alert indicating low oil level from the BOLA device, enabling them to quickly assess and address the situation to ensure the transformer's optimal functioning and prevent potential issues.
Root Cause Analysis
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Low Oil Level
Utility officers promptly arrived at the site and conducted a thorough physical inspection, revealing a low oil level in the transformer. This on-site assessment allowed for immediate action to rectify the situation, ensuring the transformer's operational integrity and averting potential complications.
Potential Solutions Recommended
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Physical Inspection
Based on the KRYFS team recomended actions from the auto-generated reports from the dashboard, the utility officers conducted a thorough physical inspection of the transformer and detected leakage through LV Bushing.
Prolonged Low Oil Level
Prolonged low oil level in a transformer's conservator can cause the following problems,
i) Reduced Cooling Efficiency.
ii) Risk of Core and Winding Damage.
iii) Increased Maintenance Costs.
iv) Safety Concerns.
Result
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Mitigating Transformer Failures
Upon identifying and promptly resolving the issue, utility officers took corrective measures by refilling the transformer with oil. Given that a significant number of transformers face failure due to low oil levels, the BOLA device plays a crucial role by instantly notifying concerned
officers through email and SMS, offering a proactive approach to addressing potential problems. The absence of a BOLA device poses a substantial challenge in tracing oil levels, highlighting the device's pivotal role in overcoming this obstacle through continuous and vigilant oil level monitoring.
Our Solutions
We Provide Best Industrial Solutions
Distribution & Power Transformer Monitoring System (DTMS & PTMS)
BOLA device specializes in providing complete monitoring solutions for transformers. BOLA Dashboard automatically generates advanced analytics that deliver valuable insights into transformer performance.
Renewable energy Monitoring(SOLAR & WIND)
BOLA device provides comprehensive monitoring solutions for solar power plants. In addition to real-time monitoring, our solution also includes a powerful historical database to make informed decisions and improve the overall performance of your solar plant.
Energy Management, Analysis and Recommendation System (EMARS)
A complete solution to monitor and display all factory-installed energy meters on a single dashboard in real-time. BOLA devices are designed to revolutionize energy monitoring and management in factories.
Clients
Customer who trust us
Testimonial
What Our Clients Say!
"We are completely satisfied with the performance of your BOLA Device which you have installed on our two power transformer of 20MVA at our Bidadi Industrial Area, Karnataka factory. This device has helped us to monitor our transformer in a much better way."
Toyota Tsusho India Pvt. Ltd.
"We sincerely appreciate the efforts of the Kryfs Team, as the installation process was smooth, and after remote monitoring, the DT monitoring device has been performing well, demonstrating excellent results."
Torrent Power Ltd.
"KRYFS Technologies Pvt Ltd. supplied 07 BOLA devices and a gateway with remote monitoring software, which have been functioning well in our network for about a year. The devices provide a user-friendly interface, email alerts for abnormalities, and detailed monthly reports, proving effective for asset monitoring and preventing sudden breakdowns."
Tata Power Company Limited.
"KRYFS Technologies Private Ltd installed a compatible system/device for remote monitoring of the 315 kVA (11/0.4) DTR. The equipment transmits monitored parameters via SMS and email to predefined contacts and has been operating reliably and satisfactorily since commissioning."
West Bengal State Electricity Distribution Company Limited.
"We are completely satisfied with the performance of your BOLA Device which you have installed on our distribution transformer of 2000KVA at our Dadra factory. This device has helped us to monitor our transformer in a much better way."
G R PET PREFORMS
"The dashboard for the remote monitoring is giving the great insight of our power consumption data helping us to save enrgy usage. Also trends and curves are easy to understand and analyze."
AL-CAN EXPORTS PVT. LTD.
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