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Problem Statement & Solution
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Choose Your Domain of Interest
Agriculture
Aquaculture
Marine
Textile
Energy
Petrochemical & Plastics
Effluent Treatment
Machine Manufacturing and Production
Tourism
Leather
Electrical & Electronics
Transportation
Waste Management
Food
Automotive
Packaging
Select Problem Statement
Lokus - Renwable Energy
Affordable landfill management other than biomining.
Local production of energy using wastes in local/natives.
The blade reactor design to avoid material being stuck in pyrolysis.
Zero emission technologies for pyrolysis machines - completely no chimney system.
Separate program will be conducted specifically to give problem statements and work along with company.
The advanced pyrolysis also consumes a lot of energy — how to design a less energy-intensive system.
Villages with no electricity access: energy crops and machine for energy generation using pyrolysis machine.
Select Problem Statement
Popular - Packaging
Usage of water to wash and clean after each flavour coating: 4000 litres (exact litres from script).
Solution for expired products of FMCG (mainly for animal feed or ethanol).
Sustainable packaging which is affordable – food grade and has shelf life for export mainly (minimum 15 to 18 months).
Identification of quality parameters (no allergen) even after washing – each raw material parameter is currently checked manually, which takes a lot of manpower; using sensors or AI with great accuracy could be a solution.
Select Problem Statement
Urban Scrap - Textile & Agri
Export quality yarn production from PET bottle waste – quality of yarn will be shared; sample can be requested and couriered – highly breathable and recyclable.
Affordable machine design and process for converting PET bottle waste to yarn – instead of importing machines, focus on Make in India at an affordable and competitive price compared to China.
For the agriculture domain – deep freezing fruits and vegetables for long-term storage and avoiding loss. A specific list can be provided. Even when not in season, these items can be made available while ensuring 100% nutritional value retention for at least 6 months to 1 year.
Select Problem Statement
EcoJay - Textile & Waste
Creative campaigns for awareness on carbon emissions – highlight authentic certifications and labels to look out for.
Interest in working with student groups to promote J rating for consumers to make it easier to choose sustainable fabrics.
Using second-quality PET bottle scrap to produce a premium range of fabrics that are softer than competitors – despite holes and rejections – with unique spinning technology or additives to increase tensile strength and reduce defects. (17% waste – check total number in video and add).
Find value for premium fabric rejects with holes by using them in small arts and crafts or for automotive carpeting.
Select Problem Statement
Anusha Kandee factory - Food
Automation of certain steps for the production of swirl pops, as currently everything is handmade by women.
Design and develop an affordable machine, as the main machine imported from Europe is extremely expensive – the goal is to increase production capacity and enable different shapes of candies.
Prevent candies from getting sticky – currently, a dehumidifier and controlled environment are used, but additional solutions are needed to maintain the quality of candies/confectionery.
Select Problem Statement
Elcom - Energy
Roof directly as solar panel – affordable, easy to install by anyone, transparent and waterproof. Currently, it costs double that of a normal solar panel.
Roof directly as solar panel – affordable, easy to install by anyone, transparent and waterproof – mainly intended for railway stations.
Agrovoltics - Place the solar panel little higher than ground level and grow crops underneath (which do not need much heat to grow) - Plan what can be cultivated with proper drip irrigation system - The solar energy will be stored and kept morning use for grid stabilisation - Night for cold storage it can be used - Whatever agriculture or nearby vegetables or crops can be stored in cold storage and then packed and sold - Complete circularity - either company or agriculture cooperatives (Aloe vera, Ginger, garlic, Turmeric etc) - even marketed separately in super markets all these vegetables from cold storage throughout the year and income for farmers.
Training people to install direct roof solar systems – skilling for livelihood development.
Select Problem Statement
GreenPod Labs - Agriculture
Reduced COGS as its high cost slimming the margin - with raw materials alone 60% cost so bringing it down even 20% would save lot of money and improve margins - the top material is a non woven fabric - this absorbs moisture so there is no fungal growth in the fruits (banana) - bottom layer is BOPP or LDPE sheet.
Grain storage or nuts stored in silos - storage major challenge of fungal growth - High moisture content even carcinogenic.
Upcycling of by products of food industry (drinks spent grain, fruit juices etc choose 4 major ones and provide upcycled solutions).
Select Problem Statement
Showkat - Energy & Tourism
Pyrolysis - condensor choking - reactor failures - backfires - design small plants 2 to 3 tonnes capacity at the Panchayat level - to produce pyrolysis oil and carbon black then to treat at landfill level itself like biomining and finally for the organic wastes as manure - Because in big cities the bigger plants have huge technological failure - Small 3 tonnes plant for Jammu and Kashmir - collect and segregate all types of waste for small reactors at town/village level producing pyrolysis oil (diesel for 100 rupees but we can get 40 rupees), organic manure and carbon black.
Tyre waste into rubber mesh or atheletic tracks or as foot mats - NOT PYROLYSIS as its highly polluting.
Converting landfill sites into parks as done in Delhi similar design for Jammu and Kashmir.
Dal Lake boat rides using traditional boats they are highly polluting - building eco friendly tourism model for Jammu Kashmir - Try to go for cable skiing as its less polluting - explore all activities there what is polluting and find alternatives and suggest complete model for eco tourism - ATV bikes are polluting and electric bikes can be used.
In Gulmarg plastic needs to be avoided - how to collect segregate and utilise plastic waste in Himachal Pradesh.
Sewage treatment plant for hotels for tourist places like Himachal Pradesh and Jammu and Kashmir simple cost effective and easy to use.
Eco friendly house drainage system and kitchen systems - affordable and easy to install and use - for hilly regions like North India tourist states.
Select Problem Statement
Sakthi Punarbhuva - Textile
Post-consumer textile waste polyester, rayon, nylon, cotton, polycotton blend, viscose automated AI based segregation machine - without manpower - completely based on composition needs to be segregated into separate boxes - segregation 1 INR per kg.
Any colour of textile needs to be converted to white in 100% chemical free process - most sustainable decolouring process - affordable simple step process.
Textile mixed waste to energy processing pyrolysis machine affordable design - feasibility study.
To make file now the cost is 16 INR as they get in sheet form now and there is wastage upto 25 to 30% and they are sun-dried which is time consuming process. If they can make it in reel form dried in conveyer and as reels the price will be reduced and there will be no wastage - similar to newspaper production - Designing a machine which can make reels at affordable cost.
Select Problem Statement
Syed - Automotive
The high energy consumption for machines used to strip down the entire automotive - ways to conserve it or reduce energy consumption - designing machines or allied products to address this.
QR code of where each part is going before stripping - to completely scan down the vehicle - as each automotive parts might vary so only after stripping we come to know of the parts but we dont know the use of it - but if we have a 3D scan with AI inputs of how these parts can be recycled before stripping itself - it will give clear information so we can get 100% recycling done - 3D scan AI list of all parts and what/how they can be recycled building this for the end-of-life vehicles/rejected automotives.
Select Problem Statement
Ranjith - Agriculture
Stem and Bark of Moringa leave harvest is agro waste - now put in soil takes 1 year to decompose - Trying to make this as biomanure or biocompost can be a value addition.
Using solar dryer 6 to 8 hours to dry from 82% moisture to bring to 5 to 8% moisture - need to dry moringa leaf in 2 hours without losing its properties and aroma.
Select Problem Statement
Adarsh - Waste Management
5 lakh INR mini shredders to increase income of MSME plastic waste so they can shred inhouse and sell for higher value or make other products for their own packaging use itself.
Low cost complete waste management centres design and machines for Tier 2,3,4 cities
Automated wet dry and category type of waste segregation household bins at affordable cost.
Simple easy to wash and use first grade jerry cans with less time and manpower.
Select Problem Statement
Prabhakaran Shakunth - Effluent & manufacturing
Marketing campaigns for effluent and water treatment systems for specific products - strategies and innovative marketing campaigns.
Customized product communication and employee efficiency tool - Most MSMEs do their basic drawings in hand sketch and 2D sketches but communicating it down the line there are many miscommunications - Simple tool to feed the values to generate a rough hand sketch with proper dimensions - in easy to communicate local language that would save lot of time and resources.
MMO coating.
Ultra filtration membrane to make in India - quality and affordability - as its highly imported Japan, USA and China - meeting salt rejection rate is not met - need to design to meet standards.
Select Problem Statement
Healthcare
Reducing manufacturing cost of cancer drugs - simplify the process enhance efficiency and productivity - reduce any wastage - design the whole process with cost of production and sales price must be less than market price
Select Problem Statement
Leap - Electrical & electronics
Controller systems which are OPEN ACCESS (not proprietary to any company) can interact with all kinds of protocols available today (For example lights interact with DALI and energy meters interacts with MODBUS so like this diverse protocols available a controller needs to be developed which can interact with all) for commercial building monitoring.
"One sensor which has multi-purpose instead of 10 or 20 sensors for each application - for commerical building monitoring.
Room occupancy detection and light on and off based on it
Available light level in Lux
Air quality monitoring (multiple parameters CO2 etc)
People counting
He has shared a word doc need to include it - price range for controller 15,000 to 20,000 INR and sensor 3000 to 5000 INR.
Select Problem Statement
Li Circle Battery Recycling - Waste Management
Lithium battery collection - how to leverage the current lead acid battery collection infrastructure (i.e the informal collection system) and convert to a formal supply chain for Lithium batteries with safety and SOP.
Low value extracted material of lithium iron phosphate as experts predict - how can maximum be extracted in a viable manner from the waste batteries.
Select Problem Statement
KM Pet - Plastics & Waste management
Marine fish nets it had HDPE ropes and nylon and even cotton - earlier it was only one material Nylon - different products different plastics - so they are not recylable properly - for this conical extruder needed costly 4.2 crores - to recycle bulky material like Nylon fishnet and PP woven sack bags.
Frictional washing - for oil contaminated plastics currently being used is 20 horsepower only - but in germany the friction washer is 150 horsepower which removed atomic level oil contamination from post-consumer wastes - this high amount of energy takes up high amount of money - to design fricitional washing with less power consumption and not to drain lot of cost for energy itself.
Select Problem Statement
Lucky Motors - Transport, Waste Management and packaging
Bad debts in vehicle based loans (unable to trust people if they can pay the loan or not as we cant verify the background so much without CIBIL score access - and if they default some run away with the vehicle too) - so we need a tool to track - not only GPS but something inbuilt inside the vehicle which cannot be removed or removed and replaced - a chip or a sticker, someway if GPS is integrated into the vehicle and once loan is paid off it it can be removed.
How to assess the credibility of the person especially daily wage workers or minimum wage workers who want to take private loans.
CRM tool to manage data of private lending of minimum wage workers - manual data to be entered and maintained in software.
Spare parts stolen by company employees or outsiders - depsite camera being present - tracking vehicle end to end a tool or method which no one can cheat in anyway.
Medicine blister packs - recycling - the collection is the main issue - what methodologies or systems we can use to collect them effectively - to segregate/separate them from other post-consumer municipal waste.
Processing of medicine packaging post-consumer waste - there is lack of purity - the mechanical process is followed predominantely - first they grind it seive it into fine powder and then electrostatic separation is done where the metal is separated from the plastic - purity is 85 to 90% - not good enough for the industries they need upto 99% purity - however chemical processes work well in the lab but not scalable - to develop a solution that is maybe hybrid and affordbale which can give a high purity of 99%.
Select Problem Statement
Proklean - Leather, Production and effluent treatment
Sustainable packaging that is cost affective for packing home cleaning liquids
Select Problem Statement
Seagrass Tech - Aquaculture
Design and fabrication of photobioreactors that utilise saltwater for marine microalgae cultivation at an affordable cost - a closed reactor system at affordable cost - this wont be affected by monsoons like the open raceway ponds - low cost PBRs with better quality of output - Upstream problem being faced by many.
Downstream - purification methods are mainly chemical based flocculants - used to harvest the microalgae - need for low cost filtration methods for removing and harvesting algae - this will reduce the dependency on chemicals - need to be affordable and give higher yield and purity.
Designing a vertical tower based stacking system - affordable model for cultivation of microalgae - so space requirement is reduced and volume of production can be increased.
Affordable and sustainable packaging - vaccum sealable - for photosensitive beta-carotenoid powders packaging for export.
Design processes to reduce number of steps in the downstream process - one machine that can do centrifuge and filtration and drying to give the final dried powder - so ultrafiltration and centrifuge can be clubbed as one machine process - then the amount of wastage will be reduced - there will be time and cost savings also - amount of yield will be better 5 to 10% increase in yield also will be highly beneficial for the industry.
Select Problem Statement
Dr Mohan - Energy & Agriculture
Green Hydrogen - waterless process - thus it wont affect ecosystem or rainfall or seawater - this wont disturb the ecological imbalance - so a non-electrolytic process without electrodes its an affinity based method.
For biogas CFS based tanks which is more affordable (CFS is the proprietary technology) - easy to install - farmers must not burn the agrowaste - they can use affordable system to produce bio CNG Blending technology with an additive/substrate to increase the quality of methane (high calorific value).
Biobriquettes - industry is suffering - low calorifc value - like additive they have developed so it burns for 1 hour not typical 15min - they increase calorific value.
Bioethanol - sugarcane is not ideal 9 month crop - they developed 3 month crop lower economic crop - white tubular york like sweet potato - its a 12 step vertical farming system with very less water with 80-90% starch - in this way ethanol can be produced 365 days - their process is proprietary conditions also.
Biodiesel - high amount of feedstock needed - that much cooking oil not available and also complaince B100 need to be met - so they developed Black soldier fly they increased lipid content upto 40% and for every 21 days you can cultivate - process of cultivation conditions also proprietary.
Select Problem Statement
Rekaap - Textile & Machine
Textile waste recycling - multiple composition of textiles - converting/upcycling them to valuable and profitable products - like boards or acoustic panels or any other product.
Machineries to process textile waste upto 300 tonnes per day - a lab scale model that can be scaled up to 300 tonnes per day - designing the process conditions and design for this.
Repurposing mixed composite textile waste (images as he showed in the interview can be attached) like textile+plastic+glass fiber like in automotive industry - they had worked on this - they are working with complex textile waste from the automotive industry - alrady done few steps - crushed it compressed molding - added adhesive/bonding materials resins - so need to take it to next level - a team to partner with them - car interior manufacturing waste.
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1. INTRODUCTION
The terms of service control your access to and use of Hack4Purpose (https://hack4purpose.in/), including all content, features, and services offered by Hack4Purpose. By accessing, registering for, or participating in the Hack4Purpose hackathon, you agree to be bound by these terms and all applicable laws and regulations.
2. OBJECTIVE
The goal of the hackathon is to empower students to solve real-world challenges, drive innovations and build a sustainable future. We prioritize creating solutions aligned with UN SDGs.
3. ELIGIBILITY
Participants must be at least 18 or above and currently must be enrolled in college/University
Hack4Purpose is open exclusively to Tier 2, 3, and 4 college students across India.
Any stream of Engineering, MBA, Arts, or Science, even Masters are eligible to apply. Only PhDs are not eligible to apply.
However, students from premium institutions like IITs, NITs, IIMs, and IISc are not permitted to participate.
One female member compulsory per team and total 2-4 members per team
4. REGISTRATION AND PARTICIPATION
You can register via our official site within the deadline.
All submissions should be built during official event hours. Pre- or post-event work will not be accepted.
Beyond the deadline, no influence shall be permitted to enter the competition. Participants should upload all details as requested in the template given in our website.
If you create an account with us, your information must be correct, accurate, current, and complete. You are solely responsible for maintaining the confidentiality of your account and for any activities that occur under them.
Your account is non-transferable. You may not sell, merge, or otherwise share it with another individual.
To ensure your account remains in good standing, keep your account accurate and up to date. If you fail to do so, your account may lose its good standing, and we may choose to cancel it at our discretion.
Nothing stated herein implies a promise, joint venture, or partnership relationship between participant and organizers.
5. ACKNOWLEDGMENT
You acknowledge that your submission is original, and is developed and for the first time during this hackathon and you have all the required rights and licenses to submit and grant the rights.
You acknowledge that other projects developed during the hackathon may be similar or identical in theme, idea, format or other respects and don’t engage in verbal or any other arguments.
You promise that you will not publish trademarked or copyrighted edited photos, audio or video recordings of the event or its attendees belonging to DPurpose Foundation for commercial use without our consent.
Submitting the registration form confirms that the you have read the privacy policy, cookies and terms and conditions.
6. INTELLECTUAL PROPERTY
You retain ownership of your project materials unless in special cases wherein industries or investors invest into your project then a mutually agreeable deal shall be pursued on a case to case basis.
Hack4Purpose conducted by DPurpose Foundation so any and all rights carried by Hack4Purpose would also be applicable to DPurpose Foundation.
For the management and admin support for liasoning, Hack4Purpose/DPurpose Foundation may propose a fee in the case of technology transfers or investments in order to run the foundation effortlessly for the benefit of many other student innovators.
By submitting your ideas, you grant Hack4Purpose permission to display your work for promotional and educational purposes.
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Projects are judged on our designed criterias, for more information related to judging visit Hack4Purpose site.
Decisions by the judging panel will be reviewed by DPurpose Foundation and the rights of final decisions will be with DPurpose Foundation.
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Hack4Purpose may disqualify any participant for rule violations, plagiarism, or misconduct at its sole discretion.
Those who enter the event using false data in order to unlawfully increase their chances of winning may be excluded or banned.
You warrant that your submissions are your original work or properly licensed. In case of IP disputes, Hack4Purpose may disqualify entries or remove content without liability.
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Participants are responsible for the care and proper use of materials or equipment provided (if any) during the event. Any damage caused by negligence or misuse may result in financial liability for the participant.
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By submitting the registration form, the participants agree to provide Hack4Purpose with eligibility proofs as requested and refusal or failure to provide such proofs within 10 days of Hack4Purpose request will result in participants disqualification.
9. LIABILITY AND INDEMNITY
By participating in Hack4Purpose both online and traveling to or from our event venues, you do so at your own risk. DPurpose Foundation disclaims all liability for any injury, loss, or damage related to participation, attendance, or travel. You agree to indemnify and hold harmless DPurpose Foundation and its affiliates against any claims arising from your involvement.
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