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The world-recognized technology and numerous successful achievements demonstrate DL E&C's ability.
  • D-Healthy Package
    (Smart Clean & Care System) Integrated indoor air quality control sensor + Anti -virus air purifying ventilation system
    • Outline
      The Smart Clean & Care System not only informs occupants of indoor air quality levels by sensing indoor air quality factors (fine dust, carbon dioxide, volatile organic compounds, temperature, and humidity) of the room in real time, but it also automatically activates the anti-virus air purifying ventilator to maintain comfortable condition at all times To minimize the risk of condensation in households during the winter, Low air volume continuous operation ventilation is used in the ventilation system.
    • Effects
      A healthy ventilation system that continuously maintains comfortable air and captures odors, viruses, and even dew condensation, improving the home quality.
    • Applications
      e-Pyeonhansesang / multiple projects of ACRO
    • Patents
      • Patent : 10-2140667_Indoor environment sensor installation device with separate structure of air intake and discharge areas
      • Design : 30-1056403_Sensor Housing
      • Patent application : 10-2020-0147018_Anti-Virus Heat Recovery Ventilator
      • Patent application : 10-2021-0057408_Air Supply System with Indoor Air Cleaning and Sterilizing Function
      • Patent : 10-2124364_A Ventilation apparatus and method of control thereof
      • Patent : 10-2294236_Copper powder uniformly placed plastic molded product and manufacturing method thereof
      • Patent : 10-2357847_Air Cleaning Filter
      • Patent application : 10-2022-0005975_Ventilation apparatus
      • Patent : 10-2268308_Ventilation control system
  • D-Healthy Package
    Built-in composite ventilation system
  • D-Healthy Package
    Household ventilation antibacterial system package
  • D-Healthy Package
    Low air volume continuous operation ventilation
  • D-Healthy Package
    Radon care process
  • D-Silent Package
    The D-Silent Floor structure has the greatest performance level in Korea for reducing noise between floors.
    • Outline
      We offer the most effective floor construction system for decreasing noise between floors, allowing our children to play freely. The use of Korea's first and only twin mortar structure improves durability and walking comfort. Additionally, because of its greater heating performance as compared to conventional models, it is efficient in energy-saving.
    • Effects
      It can minimize noise between floors, providing a peaceful living environment for residents to freely walk around their homes owing, thanks to its excellent durability.
    • Applications
      e-Pyeonhansesang after 2022/ to be applied in ACRO
    • Patents
      • Patent registration : 10-1739745_EVA composition for cushioning noise between floors in apartments
      • Patent application : 10-2021-0091656_Floor structure for reducing floor impact sound
      • Patent application : 10-2021-0089160_Composite buffer structure for reducing floor impact sound with double air layer
      • Patent application : 10-2021-0110330_Composite slab for reducing noise between floors
      • Patent application : 10-2021-0185102_Synthetic floor system for reducing noise between floors using a permeable floor structure for low-frequency resonance control
      • Patent application : 10-2021-0078161_Floor structure for reducing floor impact sound using damping adhesive
      • Patent Application : 10-2021-0055777_Anti-Noise Mortar Composition
      • Patent Application : 10-2021-0128848_Synthetic Slab for Reducing Interlayer Noise Using High Density Cement Composites
  • D-Silent Package
    Floor noise notification system
    • Outline
      It is a system that provides noise reduction guidelines and extra services to tenants living in apartment complexes by forecasting floor vibration and noise of the lower generation using the built-in vibration sensor module (Micro Electro-Mechanical Systems). When people leave their homes, the system senses the vibration of the floor inside the house and transmits the presence or absence of intrusion to the mobile device, as well as monitors earthquakes and gives information such as disaster safety guidance.
    • Effects
      Reduces noise level between floors and provides security and disaster notifications when residents leave their homes
    • Applications
      e-Pyeonhansesang after 2022/ to be applied in ACRO
    • Patents
      • Patent application : 10-2022-0047358_Method for inter-floor noise notification and device performing the same
      • Patent application : 10-2021-0007536_Monitoring system of noise between floors
  • D-Silent Package
    High-performance and low- noise range hood with separation type fan
    • Outline
      To reduce noise, the hood fan is positioned in a non-residential space such as an outdoor unit, and a specially designed fan is used to quickly remove dangerous substances generated during cooking.
    • Effects
      Reduces operating noise by up to 10~13dB, achieved by separating the noise source fan to a non-residential space
    • Applications
      e-Pyeonhansesang, Pyeongtaek Vision Centerforet, etc.
    • Patents
      • Patent : 10-2242533_Separation type hood
      • Patent : 10-2280634_Discharge Structure of Centrifugal fan
      • Patent application : 10-2021-0079503_Ventilation fan for Kitchen hood
      • Design : 30-1153534_Range hood
  • D-Silent Package
    Low-power and high-efficiency bathroom fan
  • D-Silent Package
    Drywall imbedded type D-above Slab plumbing
  • D-Smart Package
    User-centric smart home system
    • Outline
      Smart home service that provides a user-centric automatic control environment via various IOT devices and enables our customers to live a more convenient life
    • Effects
      Wide type wall pad: A household terminal with a 3-split wide screen that communicates with various household gadgets via wired/wireless communication
      Smart home APP: A residential platform dedicated to e-Pyeonhansesang that combines smart home services such as widget functionalities and apartment life-related services into a single platform
      Smart home platform interworking: Smart home platform that can work with Smart AI speakers of Naver, Google, and three telecommunication companies
      Integrated display switch: Full-touch display type switch with built-in wireless connection function and different features such as lights, cooling/heating, outlet, and elevator call
      Smart door lock : A digital door lock that offers better security as well as different two-way communication functionalities
    • Applications
      over 30 sites including e-Pyeonhansesang Gimpo Royalheim
      *The system configuration used at each site may differ slightly.
  • D-Smart Package
    AI parking guidance control & smart electric vehicle charging system
    • Outline
      It is a parking guiding system that is assessed by AI and given optimally for the convenience of users, as well as a smart electric vehicle charging system that can authenticate users based on their home network and maximizes the convenience of parking vehicles.
    • Effects
      When entering a car, the parking lot signboard and smart home APP provide the most suitable vacant seat for customers based on pre-registered information, and the convenience of simply finding the vacant space closest to the residence is supplied.
      It is possible to charge electric vehicles by verifying complex residents via the customer's smartphone, and it is possible to check the charging status of the vehicle via the APP and wall pad, providing convenience services in response to the growing number of electric vehicles.
    • Applications
      e-Pyeonhansesang Shingok Park Prime and others after 2022 / to be applied at ACRO
    • Patent
      • Patent application : 10-2020-0134497_AI parking guidance control
      • Patent application : 10-2021-0128314_Power using method of home network server in a building including an outlet in a parking area
  • D-Smart Package
    AI remote meter reading
  • D-Smart Package
    Rooftop skyview CCTV
  • D-Energy Package
    Insulation / airtight performance upgraded system louver
    • Outline
      To reduce dew condensation, we created a system louver that consists of an insulation frame with better insulation performance and a blade with misplaced insulation material (PU).
      It reduces dew condensation by using a product with better insulation/airtightness than the existing aluminum system louver.
    • Effects
      It raises the internal temperature of the outside unit room (approximately 5.8°C) to prevent dew condensation by boosting the insulation/tightness performance of the system louver.
    • Applications
      Goyang Earth B5BL Apartment, e-Pyeonhansesang Hongje Garden Platz, Namyang New Town B11BL Apartment
    • Patent
      • Patent application : 10-2214387_Insulation louver
      • Patent application : 10-2020-0041618_Insulation blade and insulation louver window using the blade
  • D-Energy Package
    Aluminum curtain wall with reinforced insulation performance + high-performance PVC turning door
    • Outline
      It is a curtain wall system that outperforms the present aluminum frame in terms of insulation and is used in the auxiliary building to save cooling and heating energy. High-performance PVC turning doors for residential use are goods with better insulation, anti-condensation, and sound reduction performance, which saves energy and reduces noise.
    • Effects
      Optimal solution in light of rising legal regulations for decreasing cooling and heating energy used in buildings in order to lower occupants’ maintenance costs and building energy consumption
    • Applications
      D-Tech Tower Gwacheon, e Gimpo Royalheim , e Paju Unjeong Urban Prime , Thomas e Pyeonhansang Forena, etc.
    • Patents
      • Patent : 10-2266276_Insulation curtain wall system
      • Patent : 10-2105357_Insulation windows
      • Patent : 10-1898939_Window system
      • Patent : 10-2348265_Turning door
  • D-Energy Package
    Solar system optimal design program
    • Outline
      It is a program for designing photovolt aic system, which is a necessary component of zero-energy apartment building. The amount of photovolt aic power generation can be increased by strategically positioning solar panels to take into account the daylight and solar radiation, which varies based on the layout and height of the complex's buildings.
    • Effects
      A program that optimizes the design of a photovolt aic system for an apartment building in order to maximize the amount of photovolt aic power generation
    • Applications
      to be applied to ZEB apartment building design
    • Patents
      • Patent Application : 10-2021-0076440_Optimal design system and method for building solar panel facilities
      • Patent Application : 10-2021-0115681_Angle-adjustable solar power generation system using grid frames
      • Program registration : C-2021-056944_DL solar system optimal design program
  • D-Energy Package
    D-BEMS (Building Energy Management System)
  • D-Energy Package
    D-Energy Reduction Type Freeze Prevention System
  • D-Energy Package
    Generation integrated piping system (D-Heat Exchanger)
  • D-Energy Package
    Optimal design of equipment system using BIM
  • D-Energy Package
    Surface reinforcement mortar anti-condensation insulation
  • D-Permanent Home
    Technology to enhance the durability of an apartment building's exterior wall
    • Outline
      Technology to enable a 100-year-level long-life house through the use of heavy-flowing concrete with high filling performance to decrease external wall cracks and improve durability through water-based exterior wall paint with flexibility, water resistance, and carbonation resistance.
    • Effects
      By enhancing the fluidity of concrete and reducing material separation, cracks and leakage flaws can be avoided. Carbonation is prevented and durability is improved by preventing carbon dioxide penetration. It maximizes waterproof performance by limiting water leakage through crack resistance
    • Applications
      High-Functional Paint for Exterior Wall : Doma e-Pyeonhansesang FORENA, e-Pyeonhansesang Duryu Station, e-Pyeonhansesang Miryang Nano Valley
      Semi-High Fluidity Concrete: e-Pyeonhansesang Guseong Station, e-Pyeonhansesang Bupyeong Granhills, e-Pyeonhansesang Geoje Eurosky
    • Patents
      • Patent : 10-2021-0051659_Concrete composition with superb workability and resistance to material separation
      • Patent : 10-2305325_Paint composition for concrete exterior walls with flexibility, waterproofness, and carbonation reduction
  • D-Permanent Package
    Drywall embedded stratified piping
    • Outline
      The installation piping frame module inside the wall is inserted/combined in a trench-type box erected on the floor in a modular stratified piping system. Improving the complex process and key flaws (leakage/odor, etc.) of the existing tiered piping system to provide outstanding workability and quality.
    • Effects
      Improving the watertightness and airtightness of the layered pipe system to ensure waterproof quality and reduce the risk of odors
      The area dedicated to homes is extended and space consumption is enhanced by embedding the washstand in the bathroom into the wall
    • Applications
      Applied stratified piping plan to the reconstruction site of Daelim Apartment in Samseong-dong
    • Patent
      • Patent : 10-2229142_On floor drainage pipe system of bathroom
  • D-Permanent Home
    Circular faucet for long-life housing
  • D-Permanent Home
    Dry bathroom floor drainage
  • D-Innovative Con-Tech
    BTS (Bearing wall T-frame parking System) PC
    • Outline
      Implementation of Korea's thinnest wall and beam through the use of automation PC (HCS) + wall type T-frame (the highest, widest floor height and parking width possible)
    • Effects
      Obtaining Korea's smallest parking beam cross section (improving a sense of openness and the entry of delivery vehicles)
      When compared to the present one, expandable parking is 1.7 times larger (increased parking width and number of vehicles)
      Optimal load distribution for enhanced foundation stability and frame accuracy
    • Applications
      e-Pyeonhansesang Yeongjong Centum Venue, e-Pyeonhansesang Okjeong Leaders Garden
    • Patents
      • Patent : 10-2177744_Wall-mounted PC underground parking lot structure and one other case (2 cases in total)
  • D-Innovative Con-Tech
    Prefab / Drying construction technology (rock boards)
    • Outline
      Technology for building a bathroom out of rock boards, which are large, finished panels with waterproof properties
    • Effects
      Because curing is unneeded and there is less reliance on the worker's competence, it is advantageous to ensure quality and lowers the occurrence of faults such as dropouts
      The panel's size is larger than that of the present tiles, and mold and contamination are reduced due to a reduction in the number of joints, improving user maintenance.
      It is possible to select according to the user's preference by securing numerous designs.
    • Applications
      e-Pyeonhansesang Gimpo Royalheim site, e-Pyeonhansesang Unjeong Urban Prime site, e-Pyeonhansesang Gangil Urban Bridge site (planned)
    • Patents
      • Patent : 10-2250069_Bathroom drywall construction
  • D-Innovative Con-Tech
    Underground exterior wall PC system (DHCw) using HCS (Hollow Core Slab)
  • D-Innovative Con-Tech
    Circular faucet for long life housing
  • D-Innovative Con-Tech
    Reverse-drop transition mat
  • D-Innovative Con-Tech
    Wall Type Piloti Structure of Apartment Building without Load Transfer (Boundary Beam)
  • D-Innovative Con-Tech
    PHC Pile Fix
  • D-Innovative Con-Tech
    Fastening reinforcement studs
  • D-Innovative Con-Tech
    Hybrid G/F System
  • D-Innovative Con-Tech
    Construction methods of underground structure using large foam
  • D-Innovative Con-Tech
    EP bracket for windows
  • D-Innovative Con-Tech
    Apartment house post-construction PC Balcony
  • D-Innovative Con-Tech
    Bathroom dry floor system
  • D-Innovative Con-Tech
    Column-type rooftop PC frame
  • D-Innovative Con-Tech
    Design and Construction Technology of Hybrid PC Parking Lot
  • D-Innovative Con-Tech
    Flat plate reinforcement technology
  • D-Innovative Con-Tech
    PF foundation construction technology
  • D-Innovative Con-Tech
    Truss deck concrete wall molding technology
  • D-Innovative Con-Tech
    Low-carbon concrete technology
  • D-Innovative Con-Tech
    Anti-freezing concrete technology
  • D-Innovative Con-Tech
    Salt-resistant concrete technology
  • D-Innovative Con-Tech
    Wireless automatic control system
  • D-Innovative Con-Tech
    Side wall flush type dry pendant head
  • D-Innovative Con-Tech
    Dry pad for water tanks
  • D-Innovative Con-Tech
    Seismic structure water tank (PDF top plate)
  • D-Innovative Con-Tech
    Never-falling-off hot water dispenser
  • D-Innovative Con-Tech
    Never-failing water supply and hot water distributor
  • D-Innovative Con-Tech
    Never-falling-off faucet opening
  • D-Innovative Con-Tech
    PVC fittings that can be visually checked
  • D-Innovative Con-Tech
    High-strength PVC grabbing type fittings
  • D-Innovative Con-Tech
    Kitchen drain pipe sextia parts
  • D-Innovative Con-Tech
    S-shaped sleeve for rainwater protection
  • D-Innovative Con-Tech
    Improved static pressure vent cap
  • D-Smart Construction
    Inspection of cracks in the exterior wall using drones and AI technology
    • Outline
      Through automatic drone shooting, AI image analysis, and automatic crack report creation, this technology effectively detects cracks in the exterior wall.
    • Effects
      Due to accessibility issues at work, it was previously difficult to check for cracks in the exterior wall, but it is now able to automatically generate a crack report through automatic shooting utilizing drones and AI image processing. It is feasible to reduce leakage faults caused by cracks after moving in by detecting and preventing 100 percent of cracks that arise during construction.
    • Applications
      Applied to 15 sites including e-Pyeonhansesang Vision Center Foret
    • Patents
      • Patent application : 10-2022-0031979_To detect cracks in the exterior walls of a building
  • D-Smart Construction
    Pile penetration value and rebound value measurement system
    • Outline
      Using markers and cameras, technology can increase worker safety and data accuracy by automating penetration value and rebound value checks.
    • Effects
      Previously, the worker approached the concrete pile and manually checked the value of rebound and penetration, but remote measurement is available with digital equipment, boosting operator safety and ensuring more accurate results.
    • Applications
      Applied to two sites including Hwaseong Dongtan 94BL apartment house
    • Patents
      • Patent application : 10-2021-0084806_Pile penetration amount and rebound amount measurement system
      • Patent application : 10-2022-0030733_ File Penetration and Rebound Measurement System Using file Movement Path
  • D-Modular Platform
    Weldless casting steel standard connectors
    • Outline
      Using the casting technology utilized in the vehicle sector, we developed a standard beam-column connector that does not require welding.
    • Effects
      (Conventional) Overcoming limitations of manual frame welding method (Design for Manufacture & Assembly)
      Module Box Unit (production/assembly) productivity doubled (50% reduction in assembling time)
      Securing uniform production quality of products
      Easy construction management with simple bolting work
    • Applications
      Jeonnam Gurye Residential (modular) housing, Buyeodongnam Happiness (modular) housing
    • Patent
      • Patent Application: 10-2020-0126654 _Non-welding modular unit
      • Patent Application: No. 10-2021-0101370_6 cases including modular composite beam (8 cases in total)
  • D-Modular Platform
    Footing-less ultra-small diameter (Micro) pile method
    • Outline
      Removal of (wet) concrete base plate construction in the module unit that distributes load by directly connecting columns and foundation piles [wet process removal]
    • Effects
      Maximizing the modular method's effects by reducing the on-site wet process (rapid construction)
      Column load is directly transferred to the pile (Direct Load Path), enhancing structural safety
      Structurally unneeded base plate is eliminated, and each load can be applied with one of three different diameters (40, 50, or 75mm) (cost optimization)
    • Applications
      Buyeodongnam Happiness (modular) housing, all ancillary facilities of apartments (entrance structures, security office, neighborhood facilities )
    • Patents
      • Patent : 10-2321986_Pile head joint for direct transmission of column loads to small-diameter pile
      • Patent : 10-2321985_Pedestal-type pile head joint for direct transmission of column loads to small-diameter piles (2 cases in total)
  • D-Modular Platform
    Horizontal split-type PC core wall
  • D-Remodeling Platform
    Vertical extension remodeling load transfer technology
  • Others
    Real-Time Architectural Visualization
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